Home / 58,740.30-88,124.76-18,759.32

Finding the Fourth Proportional to 58,740.30, 88,124.76 and 18,759.32

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Solution

The fourth proportional to 58,740.30, 88,124.76 and 18,759.32 is: 28,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,740.30 : 88,124.76 = 18,759.32 : x
  2. Step 2: Convert to fraction form
    58,740.30/88,124.76 = 18,759.32/x
  3. Step 3: Cross multiply
    58,740.30x = 88,124.76 × 18,759.32
  4. Step 4: Simplify right side
    58,740.30x = 1,653,160,572.76
  5. Step 5: Solve for x
    x = 1,653,160,572.76/58,740.30
  6. Step 6: Final answer
    x = 28,143.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.