Home / 177,665.18-245,008.38-116,319.83

Finding the Fourth Proportional to 177,665.18, 245,008.38 and 116,319.83

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Solution

The fourth proportional to 177,665.18, 245,008.38 and 116,319.83 is: 160,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,665.18 : 245,008.38 = 116,319.83 : x
  2. Step 2: Convert to fraction form
    177,665.18/245,008.38 = 116,319.83/x
  3. Step 3: Cross multiply
    177,665.18x = 245,008.38 × 116,319.83
  4. Step 4: Simplify right side
    177,665.18x = 28,499,331,885.13
  5. Step 5: Solve for x
    x = 28,499,331,885.13/177,665.18
  6. Step 6: Final answer
    x = 160,410.34

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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.