Home / 77,229.09-106,574.76-43,237.62

Finding the Fourth Proportional to 77,229.09, 106,574.76 and 43,237.62

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Solution

The fourth proportional to 77,229.09, 106,574.76 and 43,237.62 is: 59,667.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,229.09 : 106,574.76 = 43,237.62 : x
  2. Step 2: Convert to fraction form
    77,229.09/106,574.76 = 43,237.62/x
  3. Step 3: Cross multiply
    77,229.09x = 106,574.76 × 43,237.62
  4. Step 4: Simplify right side
    77,229.09x = 4,608,038,974.47
  5. Step 5: Solve for x
    x = 4,608,038,974.47/77,229.09
  6. Step 6: Final answer
    x = 59,667.14

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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.