Home / 48,403.86-72,565.70-18,411.86

Finding the Fourth Proportional to 48,403.86, 72,565.70 and 18,411.86

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Solution

The fourth proportional to 48,403.86, 72,565.70 and 18,411.86 is: 27,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,403.86 : 72,565.70 = 18,411.86 : x
  2. Step 2: Convert to fraction form
    48,403.86/72,565.70 = 18,411.86/x
  3. Step 3: Cross multiply
    48,403.86x = 72,565.70 × 18,411.86
  4. Step 4: Simplify right side
    48,403.86x = 1,336,069,054.31
  5. Step 5: Solve for x
    x = 1,336,069,054.31/48,403.86
  6. Step 6: Final answer
    x = 27,602.53

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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.