Home / 124,639.26-172,017.27-70,937.34

Finding the Fourth Proportional to 124,639.26, 172,017.27 and 70,937.34

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Solution

The fourth proportional to 124,639.26, 172,017.27 and 70,937.34 is: 97,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,639.26 : 172,017.27 = 70,937.34 : x
  2. Step 2: Convert to fraction form
    124,639.26/172,017.27 = 70,937.34/x
  3. Step 3: Cross multiply
    124,639.26x = 172,017.27 × 70,937.34
  4. Step 4: Simplify right side
    124,639.26x = 12,202,447,567.86
  5. Step 5: Solve for x
    x = 12,202,447,567.86/124,639.26
  6. Step 6: Final answer
    x = 97,902.12

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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.