Home / 147,009.52-220,587.20-58,261.08

Finding the Fourth Proportional to 147,009.52, 220,587.20 and 58,261.08

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Solution

The fourth proportional to 147,009.52, 220,587.20 and 58,261.08 is: 87,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,009.52 : 220,587.20 = 58,261.08 : x
  2. Step 2: Convert to fraction form
    147,009.52/220,587.20 = 58,261.08/x
  3. Step 3: Cross multiply
    147,009.52x = 220,587.20 × 58,261.08
  4. Step 4: Simplify right side
    147,009.52x = 12,851,648,506.18
  5. Step 5: Solve for x
    x = 12,851,648,506.18/147,009.52
  6. Step 6: Final answer
    x = 87,420.52

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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.