Home / 124,030.38-171,101.76-73,693.74

Finding the Fourth Proportional to 124,030.38, 171,101.76 and 73,693.74

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Solution

The fourth proportional to 124,030.38, 171,101.76 and 73,693.74 is: 101,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,030.38 : 171,101.76 = 73,693.74 : x
  2. Step 2: Convert to fraction form
    124,030.38/171,101.76 = 73,693.74/x
  3. Step 3: Cross multiply
    124,030.38x = 171,101.76 × 73,693.74
  4. Step 4: Simplify right side
    124,030.38x = 12,609,128,614.98
  5. Step 5: Solve for x
    x = 12,609,128,614.98/124,030.38
  6. Step 6: Final answer
    x = 101,661.61

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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.