Home / 107,440.59-161,160.88-40,865.34

Finding the Fourth Proportional to 107,440.59, 161,160.88 and 40,865.34

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Solution

The fourth proportional to 107,440.59, 161,160.88 and 40,865.34 is: 61,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,440.59 : 161,160.88 = 40,865.34 : x
  2. Step 2: Convert to fraction form
    107,440.59/161,160.88 = 40,865.34/x
  3. Step 3: Cross multiply
    107,440.59x = 161,160.88 × 40,865.34
  4. Step 4: Simplify right side
    107,440.59x = 6,585,894,155.90
  5. Step 5: Solve for x
    x = 6,585,894,155.90/107,440.59
  6. Step 6: Final answer
    x = 61,298.01

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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.