Home / 127,099.17-175,396.32-70,510.55

Finding the Fourth Proportional to 127,099.17, 175,396.32 and 70,510.55

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Solution

The fourth proportional to 127,099.17, 175,396.32 and 70,510.55 is: 97,304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,099.17 : 175,396.32 = 70,510.55 : x
  2. Step 2: Convert to fraction form
    127,099.17/175,396.32 = 70,510.55/x
  3. Step 3: Cross multiply
    127,099.17x = 175,396.32 × 70,510.55
  4. Step 4: Simplify right side
    127,099.17x = 12,367,290,114.19
  5. Step 5: Solve for x
    x = 12,367,290,114.19/127,099.17
  6. Step 6: Final answer
    x = 97,304.26

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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.