Home / 103,264.08-142,487.16-60,831.12

Finding the Fourth Proportional to 103,264.08, 142,487.16 and 60,831.12

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Solution

The fourth proportional to 103,264.08, 142,487.16 and 60,831.12 is: 83,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,264.08 : 142,487.16 = 60,831.12 : x
  2. Step 2: Convert to fraction form
    103,264.08/142,487.16 = 60,831.12/x
  3. Step 3: Cross multiply
    103,264.08x = 142,487.16 × 60,831.12
  4. Step 4: Simplify right side
    103,264.08x = 8,667,653,528.42
  5. Step 5: Solve for x
    x = 8,667,653,528.42/103,264.08
  6. Step 6: Final answer
    x = 83,936.77

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1.5x scale

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.