Home / 104,916.59-157,424.03-52,330.13

Finding the Fourth Proportional to 104,916.59, 157,424.03 and 52,330.13

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Solution

The fourth proportional to 104,916.59, 157,424.03 and 52,330.13 is: 78,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,916.59 : 157,424.03 = 52,330.13 : x
  2. Step 2: Convert to fraction form
    104,916.59/157,424.03 = 52,330.13/x
  3. Step 3: Cross multiply
    104,916.59x = 157,424.03 × 52,330.13
  4. Step 4: Simplify right side
    104,916.59x = 8,238,019,693.37
  5. Step 5: Solve for x
    x = 8,238,019,693.37/104,916.59
  6. Step 6: Final answer
    x = 78,519.70

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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.