Home / 102,293.28-153,347.58-43,132.50

Finding the Fourth Proportional to 102,293.28, 153,347.58 and 43,132.50

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Solution

The fourth proportional to 102,293.28, 153,347.58 and 43,132.50 is: 64,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,293.28 : 153,347.58 = 43,132.50 : x
  2. Step 2: Convert to fraction form
    102,293.28/153,347.58 = 43,132.50/x
  3. Step 3: Cross multiply
    102,293.28x = 153,347.58 × 43,132.50
  4. Step 4: Simplify right side
    102,293.28x = 6,614,264,494.35
  5. Step 5: Solve for x
    x = 6,614,264,494.35/102,293.28
  6. Step 6: Final answer
    x = 64,659.81

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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.