Home / 177,686.11-245,199.72-97,114.60

Finding the Fourth Proportional to 177,686.11, 245,199.72 and 97,114.60

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Solution

The fourth proportional to 177,686.11, 245,199.72 and 97,114.60 is: 134,014.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,686.11 : 245,199.72 = 97,114.60 : x
  2. Step 2: Convert to fraction form
    177,686.11/245,199.72 = 97,114.60/x
  3. Step 3: Cross multiply
    177,686.11x = 245,199.72 × 97,114.60
  4. Step 4: Simplify right side
    177,686.11x = 23,812,472,727.91
  5. Step 5: Solve for x
    x = 23,812,472,727.91/177,686.11
  6. Step 6: Final answer
    x = 134,014.26

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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.