Home / 102,286.02-153,445.56-30,246.24

Finding the Fourth Proportional to 102,286.02, 153,445.56 and 30,246.24

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Solution

The fourth proportional to 102,286.02, 153,445.56 and 30,246.24 is: 45,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,286.02 : 153,445.56 = 30,246.24 : x
  2. Step 2: Convert to fraction form
    102,286.02/153,445.56 = 30,246.24/x
  3. Step 3: Cross multiply
    102,286.02x = 153,445.56 × 30,246.24
  4. Step 4: Simplify right side
    102,286.02x = 4,641,151,234.69
  5. Step 5: Solve for x
    x = 4,641,151,234.69/102,286.02
  6. Step 6: Final answer
    x = 45,374.25

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1.5x scale

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.