Home / 111,520.19-153,897.98-60,532.92

Finding the Fourth Proportional to 111,520.19, 153,897.98 and 60,532.92

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Solution

The fourth proportional to 111,520.19, 153,897.98 and 60,532.92 is: 83,535.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,520.19 : 153,897.98 = 60,532.92 : x
  2. Step 2: Convert to fraction form
    111,520.19/153,897.98 = 60,532.92/x
  3. Step 3: Cross multiply
    111,520.19x = 153,897.98 × 60,532.92
  4. Step 4: Simplify right side
    111,520.19x = 9,315,893,808.84
  5. Step 5: Solve for x
    x = 9,315,893,808.84/111,520.19
  6. Step 6: Final answer
    x = 83,535.49

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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.