Home / 104,569.95-144,306.96-56,823.30

Finding the Fourth Proportional to 104,569.95, 144,306.96 and 56,823.30

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Solution

The fourth proportional to 104,569.95, 144,306.96 and 56,823.30 is: 78,416.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,569.95 : 144,306.96 = 56,823.30 : x
  2. Step 2: Convert to fraction form
    104,569.95/144,306.96 = 56,823.30/x
  3. Step 3: Cross multiply
    104,569.95x = 144,306.96 × 56,823.30
  4. Step 4: Simplify right side
    104,569.95x = 8,199,997,680.17
  5. Step 5: Solve for x
    x = 8,199,997,680.17/104,569.95
  6. Step 6: Final answer
    x = 78,416.39

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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.