Home / 74,594.04-102,730.86-61,901.88

Finding the Fourth Proportional to 74,594.04, 102,730.86 and 61,901.88

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Solution

The fourth proportional to 74,594.04, 102,730.86 and 61,901.88 is: 85,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,594.04 : 102,730.86 = 61,901.88 : x
  2. Step 2: Convert to fraction form
    74,594.04/102,730.86 = 61,901.88/x
  3. Step 3: Cross multiply
    74,594.04x = 102,730.86 × 61,901.88
  4. Step 4: Simplify right side
    74,594.04x = 6,359,233,368.02
  5. Step 5: Solve for x
    x = 6,359,233,368.02/74,594.04
  6. Step 6: Final answer
    x = 85,251.23

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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.