Home / 177,635.83-245,126.65-101,158.15

Finding the Fourth Proportional to 177,635.83, 245,126.65 and 101,158.15

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Solution

The fourth proportional to 177,635.83, 245,126.65 and 101,158.15 is: 139,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,635.83 : 245,126.65 = 101,158.15 : x
  2. Step 2: Convert to fraction form
    177,635.83/245,126.65 = 101,158.15/x
  3. Step 3: Cross multiply
    177,635.83x = 245,126.65 × 101,158.15
  4. Step 4: Simplify right side
    177,635.83x = 24,796,557,625.08
  5. Step 5: Solve for x
    x = 24,796,557,625.08/177,635.83
  6. Step 6: Final answer
    x = 139,592.10

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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.