Home / 147,676.17-221,503.55-57,701.97

Finding the Fourth Proportional to 147,676.17, 221,503.55 and 57,701.97

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Solution

The fourth proportional to 147,676.17, 221,503.55 and 57,701.97 is: 86,548.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,676.17 : 221,503.55 = 57,701.97 : x
  2. Step 2: Convert to fraction form
    147,676.17/221,503.55 = 57,701.97/x
  3. Step 3: Cross multiply
    147,676.17x = 221,503.55 × 57,701.97
  4. Step 4: Simplify right side
    147,676.17x = 12,781,190,908.48
  5. Step 5: Solve for x
    x = 12,781,190,908.48/147,676.17
  6. Step 6: Final answer
    x = 86,548.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.