Home / 352,332.32-528,479.60-124,612.16

Finding the Fourth Proportional to 352,332.32, 528,479.60 and 124,612.16

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Solution

The fourth proportional to 352,332.32, 528,479.60 and 124,612.16 is: 186,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,332.32 : 528,479.60 = 124,612.16 : x
  2. Step 2: Convert to fraction form
    352,332.32/528,479.60 = 124,612.16/x
  3. Step 3: Cross multiply
    352,332.32x = 528,479.60 × 124,612.16
  4. Step 4: Simplify right side
    352,332.32x = 65,854,984,471.94
  5. Step 5: Solve for x
    x = 65,854,984,471.94/352,332.32
  6. Step 6: Final answer
    x = 186,911.56

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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.