Home / 90,357.41-124,678.08-60,187.74

Finding the Fourth Proportional to 90,357.41, 124,678.08 and 60,187.74

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Solution

The fourth proportional to 90,357.41, 124,678.08 and 60,187.74 is: 83,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,357.41 : 124,678.08 = 60,187.74 : x
  2. Step 2: Convert to fraction form
    90,357.41/124,678.08 = 60,187.74/x
  3. Step 3: Cross multiply
    90,357.41x = 124,678.08 × 60,187.74
  4. Step 4: Simplify right side
    90,357.41x = 7,504,091,862.74
  5. Step 5: Solve for x
    x = 7,504,091,862.74/90,357.41
  6. Step 6: Final answer
    x = 83,049.00

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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.