Home / 109,998.29-151,798.56-64,677.17

Finding the Fourth Proportional to 109,998.29, 151,798.56 and 64,677.17

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Solution

The fourth proportional to 109,998.29, 151,798.56 and 64,677.17 is: 89,255.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,998.29 : 151,798.56 = 64,677.17 : x
  2. Step 2: Convert to fraction form
    109,998.29/151,798.56 = 64,677.17/x
  3. Step 3: Cross multiply
    109,998.29x = 151,798.56 × 64,677.17
  4. Step 4: Simplify right side
    109,998.29x = 9,817,901,270.88
  5. Step 5: Solve for x
    x = 9,817,901,270.88/109,998.29
  6. Step 6: Final answer
    x = 89,255.04

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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.