Home / 53,654.68-74,042.06-29,780.76

Finding the Fourth Proportional to 53,654.68, 74,042.06 and 29,780.76

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Solution

The fourth proportional to 53,654.68, 74,042.06 and 29,780.76 is: 41,096.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654.68 : 74,042.06 = 29,780.76 : x
  2. Step 2: Convert to fraction form
    53,654.68/74,042.06 = 29,780.76/x
  3. Step 3: Cross multiply
    53,654.68x = 74,042.06 × 29,780.76
  4. Step 4: Simplify right side
    53,654.68x = 2,205,028,818.77
  5. Step 5: Solve for x
    x = 2,205,028,818.77/53,654.68
  6. Step 6: Final answer
    x = 41,096.67

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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.