Home / 70,516.04-105,788.63-23,772.56

Finding the Fourth Proportional to 70,516.04, 105,788.63 and 23,772.56

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Solution

The fourth proportional to 70,516.04, 105,788.63 and 23,772.56 is: 35,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,516.04 : 105,788.63 = 23,772.56 : x
  2. Step 2: Convert to fraction form
    70,516.04/105,788.63 = 23,772.56/x
  3. Step 3: Cross multiply
    70,516.04x = 105,788.63 × 23,772.56
  4. Step 4: Simplify right side
    70,516.04x = 2,514,866,084.48
  5. Step 5: Solve for x
    x = 2,514,866,084.48/70,516.04
  6. Step 6: Final answer
    x = 35,663.75

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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.