Home / 102,501,859.32-141,606,207.18-67,303,173.24

Finding the Fourth Proportional to 102,501,859.32, 141,606,207.18 and 67,303,173.24

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Solution

The fourth proportional to 102,501,859.32, 141,606,207.18 and 67,303,173.24 is: 92,979,260.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,501,859.32 : 141,606,207.18 = 67,303,173.24 : x
  2. Step 2: Convert to fraction form
    102,501,859.32/141,606,207.18 = 67,303,173.24/x
  3. Step 3: Cross multiply
    102,501,859.32x = 141,606,207.18 × 67,303,173.24
  4. Step 4: Simplify right side
    102,501,859.32x = 9,530,547,093,694,872
  5. Step 5: Solve for x
    x = 9,530,547,093,694,872/102,501,859.32
  6. Step 6: Final answer
    x = 92,979,260.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.