Home / 57,159.46-78,884.22-34,503.96

Finding the Fourth Proportional to 57,159.46, 78,884.22 and 34,503.96

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Solution

The fourth proportional to 57,159.46, 78,884.22 and 34,503.96 is: 47,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.46 : 78,884.22 = 34,503.96 : x
  2. Step 2: Convert to fraction form
    57,159.46/78,884.22 = 34,503.96/x
  3. Step 3: Cross multiply
    57,159.46x = 78,884.22 × 34,503.96
  4. Step 4: Simplify right side
    57,159.46x = 2,721,817,971.51
  5. Step 5: Solve for x
    x = 2,721,817,971.51/57,159.46
  6. Step 6: Final answer
    x = 47,617.98

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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.