Home / 90,053.56-124,275.23-52,327.81

Finding the Fourth Proportional to 90,053.56, 124,275.23 and 52,327.81

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Solution

The fourth proportional to 90,053.56, 124,275.23 and 52,327.81 is: 72,213.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,053.56 : 124,275.23 = 52,327.81 : x
  2. Step 2: Convert to fraction form
    90,053.56/124,275.23 = 52,327.81/x
  3. Step 3: Cross multiply
    90,053.56x = 124,275.23 × 52,327.81
  4. Step 4: Simplify right side
    90,053.56x = 6,503,050,623.15
  5. Step 5: Solve for x
    x = 6,503,050,623.15/90,053.56
  6. Step 6: Final answer
    x = 72,213.14

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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.