Home / 62,478.78-93,723.02-18,106.18

Finding the Fourth Proportional to 62,478.78, 93,723.02 and 18,106.18

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Solution

The fourth proportional to 62,478.78, 93,723.02 and 18,106.18 is: 27,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,478.78 : 93,723.02 = 18,106.18 : x
  2. Step 2: Convert to fraction form
    62,478.78/93,723.02 = 18,106.18/x
  3. Step 3: Cross multiply
    62,478.78x = 93,723.02 × 18,106.18
  4. Step 4: Simplify right side
    62,478.78x = 1,696,965,870.26
  5. Step 5: Solve for x
    x = 1,696,965,870.26/62,478.78
  6. Step 6: Final answer
    x = 27,160.68

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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.