Home / 105,350.64-145,384.04-60,026.64

Finding the Fourth Proportional to 105,350.64, 145,384.04 and 60,026.64

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Solution

The fourth proportional to 105,350.64, 145,384.04 and 60,026.64 is: 82,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,350.64 : 145,384.04 = 60,026.64 : x
  2. Step 2: Convert to fraction form
    105,350.64/145,384.04 = 60,026.64/x
  3. Step 3: Cross multiply
    105,350.64x = 145,384.04 × 60,026.64
  4. Step 4: Simplify right side
    105,350.64x = 8,726,915,430.83
  5. Step 5: Solve for x
    x = 8,726,915,430.83/105,350.64
  6. Step 6: Final answer
    x = 82,836.85

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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.