Home / 163,033.47-224,890.65-102,508.20

Finding the Fourth Proportional to 163,033.47, 224,890.65 and 102,508.20

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Solution

The fourth proportional to 163,033.47, 224,890.65 and 102,508.20 is: 141,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,033.47 : 224,890.65 = 102,508.20 : x
  2. Step 2: Convert to fraction form
    163,033.47/224,890.65 = 102,508.20/x
  3. Step 3: Cross multiply
    163,033.47x = 224,890.65 × 102,508.20
  4. Step 4: Simplify right side
    163,033.47x = 23,053,135,728.33
  5. Step 5: Solve for x
    x = 23,053,135,728.33/163,033.47
  6. Step 6: Final answer
    x = 141,401.25

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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.