Home / 61,835.48-92,677.20-28,509.28

Finding the Fourth Proportional to 61,835.48, 92,677.20 and 28,509.28

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Solution

The fourth proportional to 61,835.48, 92,677.20 and 28,509.28 is: 42,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,835.48 : 92,677.20 = 28,509.28 : x
  2. Step 2: Convert to fraction form
    61,835.48/92,677.20 = 28,509.28/x
  3. Step 3: Cross multiply
    61,835.48x = 92,677.20 × 28,509.28
  4. Step 4: Simplify right side
    61,835.48x = 2,642,160,244.42
  5. Step 5: Solve for x
    x = 2,642,160,244.42/61,835.48
  6. Step 6: Final answer
    x = 42,728.87

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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.