Home / 60,724.07-90,475.55-57,328.75

Finding the Fourth Proportional to 60,724.07, 90,475.55 and 57,328.75

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Solution

The fourth proportional to 60,724.07, 90,475.55 and 57,328.75 is: 85,416.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,724.07 : 90,475.55 = 57,328.75 : x
  2. Step 2: Convert to fraction form
    60,724.07/90,475.55 = 57,328.75/x
  3. Step 3: Cross multiply
    60,724.07x = 90,475.55 × 57,328.75
  4. Step 4: Simplify right side
    60,724.07x = 5,186,850,187.06
  5. Step 5: Solve for x
    x = 5,186,850,187.06/60,724.07
  6. Step 6: Final answer
    x = 85,416.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.