Home / 179,025.48-247,036.02-103,559.88

Finding the Fourth Proportional to 179,025.48, 247,036.02 and 103,559.88

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Solution

The fourth proportional to 179,025.48, 247,036.02 and 103,559.88 is: 142,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,025.48 : 247,036.02 = 103,559.88 : x
  2. Step 2: Convert to fraction form
    179,025.48/247,036.02 = 103,559.88/x
  3. Step 3: Cross multiply
    179,025.48x = 247,036.02 × 103,559.88
  4. Step 4: Simplify right side
    179,025.48x = 25,583,020,586.88
  5. Step 5: Solve for x
    x = 25,583,020,586.88/179,025.48
  6. Step 6: Final answer
    x = 142,901.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.