Home / 104,569.74-144,307.04-56,823.28

Finding the Fourth Proportional to 104,569.74, 144,307.04 and 56,823.28

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Solution

The fourth proportional to 104,569.74, 144,307.04 and 56,823.28 is: 78,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,569.74 : 144,307.04 = 56,823.28 : x
  2. Step 2: Convert to fraction form
    104,569.74/144,307.04 = 56,823.28/x
  3. Step 3: Cross multiply
    104,569.74x = 144,307.04 × 56,823.28
  4. Step 4: Simplify right side
    104,569.74x = 8,199,998,695.01
  5. Step 5: Solve for x
    x = 8,199,998,695.01/104,569.74
  6. Step 6: Final answer
    x = 78,416.55

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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.