Home / 53,970.65-74,475.98-29,770.15

Finding the Fourth Proportional to 53,970.65, 74,475.98 and 29,770.15

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Solution

The fourth proportional to 53,970.65, 74,475.98 and 29,770.15 is: 41,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,970.65 : 74,475.98 = 29,770.15 : x
  2. Step 2: Convert to fraction form
    53,970.65/74,475.98 = 29,770.15/x
  3. Step 3: Cross multiply
    53,970.65x = 74,475.98 × 29,770.15
  4. Step 4: Simplify right side
    53,970.65x = 2,217,161,096.00
  5. Step 5: Solve for x
    x = 2,217,161,096.00/53,970.65
  6. Step 6: Final answer
    x = 41,080.87

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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.