Home / 102,471.12-141,441.66-60,043.32

Finding the Fourth Proportional to 102,471.12, 141,441.66 and 60,043.32

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Solution

The fourth proportional to 102,471.12, 141,441.66 and 60,043.32 is: 82,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,471.12 : 141,441.66 = 60,043.32 : x
  2. Step 2: Convert to fraction form
    102,471.12/141,441.66 = 60,043.32/x
  3. Step 3: Cross multiply
    102,471.12x = 141,441.66 × 60,043.32
  4. Step 4: Simplify right side
    102,471.12x = 8,492,626,852.71
  5. Step 5: Solve for x
    x = 8,492,626,852.71/102,471.12
  6. Step 6: Final answer
    x = 82,878.25

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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.