Home / 111,227.43-153,503.30-62,838.24

Finding the Fourth Proportional to 111,227.43, 153,503.30 and 62,838.24

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Solution

The fourth proportional to 111,227.43, 153,503.30 and 62,838.24 is: 86,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,227.43 : 153,503.30 = 62,838.24 : x
  2. Step 2: Convert to fraction form
    111,227.43/153,503.30 = 62,838.24/x
  3. Step 3: Cross multiply
    111,227.43x = 153,503.30 × 62,838.24
  4. Step 4: Simplify right side
    111,227.43x = 9,645,877,533.68
  5. Step 5: Solve for x
    x = 9,645,877,533.68/111,227.43
  6. Step 6: Final answer
    x = 86,722.11

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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.