Home / 101,727.41-152,559.93-70,339.17

Finding the Fourth Proportional to 101,727.41, 152,559.93 and 70,339.17

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Solution

The fourth proportional to 101,727.41, 152,559.93 and 70,339.17 is: 105,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,727.41 : 152,559.93 = 70,339.17 : x
  2. Step 2: Convert to fraction form
    101,727.41/152,559.93 = 70,339.17/x
  3. Step 3: Cross multiply
    101,727.41x = 152,559.93 × 70,339.17
  4. Step 4: Simplify right side
    101,727.41x = 10,730,938,851.46
  5. Step 5: Solve for x
    x = 10,730,938,851.46/101,727.41
  6. Step 6: Final answer
    x = 105,487.20

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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.