Home / 48,147.66-72,228.15-14,870.34

Finding the Fourth Proportional to 48,147.66, 72,228.15 and 14,870.34

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Solution

The fourth proportional to 48,147.66, 72,228.15 and 14,870.34 is: 22,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,147.66 : 72,228.15 = 14,870.34 : x
  2. Step 2: Convert to fraction form
    48,147.66/72,228.15 = 14,870.34/x
  3. Step 3: Cross multiply
    48,147.66x = 72,228.15 × 14,870.34
  4. Step 4: Simplify right side
    48,147.66x = 1,074,057,148.07
  5. Step 5: Solve for x
    x = 1,074,057,148.07/48,147.66
  6. Step 6: Final answer
    x = 22,307.57

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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.