Home / 124,512.38-171,841.83-70,805.47

Finding the Fourth Proportional to 124,512.38, 171,841.83 and 70,805.47

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Solution

The fourth proportional to 124,512.38, 171,841.83 and 70,805.47 is: 97,719.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,512.38 : 171,841.83 = 70,805.47 : x
  2. Step 2: Convert to fraction form
    124,512.38/171,841.83 = 70,805.47/x
  3. Step 3: Cross multiply
    124,512.38x = 171,841.83 × 70,805.47
  4. Step 4: Simplify right side
    124,512.38x = 12,167,341,538.81
  5. Step 5: Solve for x
    x = 12,167,341,538.81/124,512.38
  6. Step 6: Final answer
    x = 97,719.93

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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.