Home / 177,915.47-245,489.24-101,433.11

Finding the Fourth Proportional to 177,915.47, 245,489.24 and 101,433.11

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Solution

The fourth proportional to 177,915.47, 245,489.24 and 101,433.11 is: 139,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,915.47 : 245,489.24 = 101,433.11 : x
  2. Step 2: Convert to fraction form
    177,915.47/245,489.24 = 101,433.11/x
  3. Step 3: Cross multiply
    177,915.47x = 245,489.24 × 101,433.11
  4. Step 4: Simplify right side
    177,915.47x = 24,900,736,577.57
  5. Step 5: Solve for x
    x = 24,900,736,577.57/177,915.47
  6. Step 6: Final answer
    x = 139,958.24

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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.