Home / 124,505.47-171,812.48-73,534.70

Finding the Fourth Proportional to 124,505.47, 171,812.48 and 73,534.70

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Solution

The fourth proportional to 124,505.47, 171,812.48 and 73,534.70 is: 101,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,505.47 : 171,812.48 = 73,534.70 : x
  2. Step 2: Convert to fraction form
    124,505.47/171,812.48 = 73,534.70/x
  3. Step 3: Cross multiply
    124,505.47x = 171,812.48 × 73,534.70
  4. Step 4: Simplify right side
    124,505.47x = 12,634,179,683.34
  5. Step 5: Solve for x
    x = 12,634,179,683.34/124,505.47
  6. Step 6: Final answer
    x = 101,474.89

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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.