Home / 90,280.74-124,627.66-59,672.28

Finding the Fourth Proportional to 90,280.74, 124,627.66 and 59,672.28

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Solution

The fourth proportional to 90,280.74, 124,627.66 and 59,672.28 is: 82,374.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,280.74 : 124,627.66 = 59,672.28 : x
  2. Step 2: Convert to fraction form
    90,280.74/124,627.66 = 59,672.28/x
  3. Step 3: Cross multiply
    90,280.74x = 124,627.66 × 59,672.28
  4. Step 4: Simplify right side
    90,280.74x = 7,436,816,623.26
  5. Step 5: Solve for x
    x = 7,436,816,623.26/90,280.74
  6. Step 6: Final answer
    x = 82,374.34

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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.