Home / 121,535.02-182,191.69-42,606.19

Finding the Fourth Proportional to 121,535.02, 182,191.69 and 42,606.19

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Solution

The fourth proportional to 121,535.02, 182,191.69 and 42,606.19 is: 63,870.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,535.02 : 182,191.69 = 42,606.19 : x
  2. Step 2: Convert to fraction form
    121,535.02/182,191.69 = 42,606.19/x
  3. Step 3: Cross multiply
    121,535.02x = 182,191.69 × 42,606.19
  4. Step 4: Simplify right side
    121,535.02x = 7,762,493,760.56
  5. Step 5: Solve for x
    x = 7,762,493,760.56/121,535.02
  6. Step 6: Final answer
    x = 63,870.43

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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.