Home / 67,870.08-93,660.80-38,060.16

Finding the Fourth Proportional to 67,870.08, 93,660.80 and 38,060.16

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Solution

The fourth proportional to 67,870.08, 93,660.80 and 38,060.16 is: 52,523.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,870.08 : 93,660.80 = 38,060.16 : x
  2. Step 2: Convert to fraction form
    67,870.08/93,660.80 = 38,060.16/x
  3. Step 3: Cross multiply
    67,870.08x = 93,660.80 × 38,060.16
  4. Step 4: Simplify right side
    67,870.08x = 3,564,745,033.73
  5. Step 5: Solve for x
    x = 3,564,745,033.73/67,870.08
  6. Step 6: Final answer
    x = 52,523.07

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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.