Home / 113,580.13-156,595.02-93,086.77

Finding the Fourth Proportional to 113,580.13, 156,595.02 and 93,086.77

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Solution

The fourth proportional to 113,580.13, 156,595.02 and 93,086.77 is: 128,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,580.13 : 156,595.02 = 93,086.77 : x
  2. Step 2: Convert to fraction form
    113,580.13/156,595.02 = 93,086.77/x
  3. Step 3: Cross multiply
    113,580.13x = 156,595.02 × 93,086.77
  4. Step 4: Simplify right side
    113,580.13x = 14,576,924,609.89
  5. Step 5: Solve for x
    x = 14,576,924,609.89/113,580.13
  6. Step 6: Final answer
    x = 128,340.45

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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.