Home / 252,300.42-348,167.13-139,123.14

Finding the Fourth Proportional to 252,300.42, 348,167.13 and 139,123.14

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Solution

The fourth proportional to 252,300.42, 348,167.13 and 139,123.14 is: 191,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,300.42 : 348,167.13 = 139,123.14 : x
  2. Step 2: Convert to fraction form
    252,300.42/348,167.13 = 139,123.14/x
  3. Step 3: Cross multiply
    252,300.42x = 348,167.13 × 139,123.14
  4. Step 4: Simplify right side
    252,300.42x = 48,438,104,370.39
  5. Step 5: Solve for x
    x = 48,438,104,370.39/252,300.42
  6. Step 6: Final answer
    x = 191,985.83

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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.