Home / 252,278.02-348,125.88-139,098.34

Finding the Fourth Proportional to 252,278.02, 348,125.88 and 139,098.34

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Solution

The fourth proportional to 252,278.02, 348,125.88 and 139,098.34 is: 191,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,278.02 : 348,125.88 = 139,098.34 : x
  2. Step 2: Convert to fraction form
    252,278.02/348,125.88 = 139,098.34/x
  3. Step 3: Cross multiply
    252,278.02x = 348,125.88 × 139,098.34
  4. Step 4: Simplify right side
    252,278.02x = 48,423,732,019.04
  5. Step 5: Solve for x
    x = 48,423,732,019.04/252,278.02
  6. Step 6: Final answer
    x = 191,945.90

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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.