Home / 124,314.40-186,471.60-57,732.40

Finding the Fourth Proportional to 124,314.40, 186,471.60 and 57,732.40

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Solution

The fourth proportional to 124,314.40, 186,471.60 and 57,732.40 is: 86,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,314.40 : 186,471.60 = 57,732.40 : x
  2. Step 2: Convert to fraction form
    124,314.40/186,471.60 = 57,732.40/x
  3. Step 3: Cross multiply
    124,314.40x = 186,471.60 × 57,732.40
  4. Step 4: Simplify right side
    124,314.40x = 10,765,452,999.84
  5. Step 5: Solve for x
    x = 10,765,452,999.84/124,314.40
  6. Step 6: Final answer
    x = 86,598.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.