Home / 113,657.17-170,479.55-34,771.40

Finding the Fourth Proportional to 113,657.17, 170,479.55 and 34,771.40

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Solution

The fourth proportional to 113,657.17, 170,479.55 and 34,771.40 is: 52,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,657.17 : 170,479.55 = 34,771.40 : x
  2. Step 2: Convert to fraction form
    113,657.17/170,479.55 = 34,771.40/x
  3. Step 3: Cross multiply
    113,657.17x = 170,479.55 × 34,771.40
  4. Step 4: Simplify right side
    113,657.17x = 5,927,812,451.01
  5. Step 5: Solve for x
    x = 5,927,812,451.01/113,657.17
  6. Step 6: Final answer
    x = 52,155.20

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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.