Home / 236,532.06-326,411.87-129,101.13

Finding the Fourth Proportional to 236,532.06, 326,411.87 and 129,101.13

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Solution

The fourth proportional to 236,532.06, 326,411.87 and 129,101.13 is: 178,158.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,532.06 : 326,411.87 = 129,101.13 : x
  2. Step 2: Convert to fraction form
    236,532.06/326,411.87 = 129,101.13/x
  3. Step 3: Cross multiply
    236,532.06x = 326,411.87 × 129,101.13
  4. Step 4: Simplify right side
    236,532.06x = 42,140,140,616.91
  5. Step 5: Solve for x
    x = 42,140,140,616.91/236,532.06
  6. Step 6: Final answer
    x = 178,158.26

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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.