Home / 10,123.52-13,970.50-5,875.42

Finding the Fourth Proportional to 10,123.52, 13,970.50 and 5,875.42

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Solution

The fourth proportional to 10,123.52, 13,970.50 and 5,875.42 is: 8,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.52 : 13,970.50 = 5,875.42 : x
  2. Step 2: Convert to fraction form
    10,123.52/13,970.50 = 5,875.42/x
  3. Step 3: Cross multiply
    10,123.52x = 13,970.50 × 5,875.42
  4. Step 4: Simplify right side
    10,123.52x = 82,082,555.11
  5. Step 5: Solve for x
    x = 82,082,555.11/10,123.52
  6. Step 6: Final answer
    x = 8,108.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.