Home / 171,151.83-236,160.90-99,534.87

Finding the Fourth Proportional to 171,151.83, 236,160.90 and 99,534.87

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Solution

The fourth proportional to 171,151.83, 236,160.90 and 99,534.87 is: 137,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,151.83 : 236,160.90 = 99,534.87 : x
  2. Step 2: Convert to fraction form
    171,151.83/236,160.90 = 99,534.87/x
  3. Step 3: Cross multiply
    171,151.83x = 236,160.90 × 99,534.87
  4. Step 4: Simplify right side
    171,151.83x = 23,506,244,480.58
  5. Step 5: Solve for x
    x = 23,506,244,480.58/171,151.83
  6. Step 6: Final answer
    x = 137,341.47

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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.