Home / 147,587.40-221,490.45-58,904.55

Finding the Fourth Proportional to 147,587.40, 221,490.45 and 58,904.55

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Solution

The fourth proportional to 147,587.40, 221,490.45 and 58,904.55 is: 88,400.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,587.40 : 221,490.45 = 58,904.55 : x
  2. Step 2: Convert to fraction form
    147,587.40/221,490.45 = 58,904.55/x
  3. Step 3: Cross multiply
    147,587.40x = 221,490.45 × 58,904.55
  4. Step 4: Simplify right side
    147,587.40x = 13,046,795,286.55
  5. Step 5: Solve for x
    x = 13,046,795,286.55/147,587.40
  6. Step 6: Final answer
    x = 88,400.47

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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.