Home / 187,216.70-280,825.05-93,710.30

Finding the Fourth Proportional to 187,216.70, 280,825.05 and 93,710.30

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Solution

The fourth proportional to 187,216.70, 280,825.05 and 93,710.30 is: 140,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216.70 : 280,825.05 = 93,710.30 : x
  2. Step 2: Convert to fraction form
    187,216.70/280,825.05 = 93,710.30/x
  3. Step 3: Cross multiply
    187,216.70x = 280,825.05 × 93,710.30
  4. Step 4: Simplify right side
    187,216.70x = 26,316,199,683.02
  5. Step 5: Solve for x
    x = 26,316,199,683.02/187,216.70
  6. Step 6: Final answer
    x = 140,565.45

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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.