Home / 134,429.32-201,643.98-40,935.07

Finding the Fourth Proportional to 134,429.32, 201,643.98 and 40,935.07

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Solution

The fourth proportional to 134,429.32, 201,643.98 and 40,935.07 is: 61,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,429.32 : 201,643.98 = 40,935.07 : x
  2. Step 2: Convert to fraction form
    134,429.32/201,643.98 = 40,935.07/x
  3. Step 3: Cross multiply
    134,429.32x = 201,643.98 × 40,935.07
  4. Step 4: Simplify right side
    134,429.32x = 8,254,309,223.48
  5. Step 5: Solve for x
    x = 8,254,309,223.48/134,429.32
  6. Step 6: Final answer
    x = 61,402.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.