Home / 130,654.60-180,045.30-92,822.92

Finding the Fourth Proportional to 130,654.60, 180,045.30 and 92,822.92

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Solution

The fourth proportional to 130,654.60, 180,045.30 and 92,822.92 is: 127,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,654.60 : 180,045.30 = 92,822.92 : x
  2. Step 2: Convert to fraction form
    130,654.60/180,045.30 = 92,822.92/x
  3. Step 3: Cross multiply
    130,654.60x = 180,045.30 × 92,822.92
  4. Step 4: Simplify right side
    130,654.60x = 16,712,330,478.28
  5. Step 5: Solve for x
    x = 16,712,330,478.28/130,654.60
  6. Step 6: Final answer
    x = 127,912.30

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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.