Home / 109,569.83-164,333.98-38,475.76

Finding the Fourth Proportional to 109,569.83, 164,333.98 and 38,475.76

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Solution

The fourth proportional to 109,569.83, 164,333.98 and 38,475.76 is: 57,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,569.83 : 164,333.98 = 38,475.76 : x
  2. Step 2: Convert to fraction form
    109,569.83/164,333.98 = 38,475.76/x
  3. Step 3: Cross multiply
    109,569.83x = 164,333.98 × 38,475.76
  4. Step 4: Simplify right side
    109,569.83x = 6,322,874,774.32
  5. Step 5: Solve for x
    x = 6,322,874,774.32/109,569.83
  6. Step 6: Final answer
    x = 57,706.35

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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.