Home / 147,543.66-221,315.02-63,249.12

Finding the Fourth Proportional to 147,543.66, 221,315.02 and 63,249.12

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Solution

The fourth proportional to 147,543.66, 221,315.02 and 63,249.12 is: 94,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,543.66 : 221,315.02 = 63,249.12 : x
  2. Step 2: Convert to fraction form
    147,543.66/221,315.02 = 63,249.12/x
  3. Step 3: Cross multiply
    147,543.66x = 221,315.02 × 63,249.12
  4. Step 4: Simplify right side
    147,543.66x = 13,997,980,099.66
  5. Step 5: Solve for x
    x = 13,997,980,099.66/147,543.66
  6. Step 6: Final answer
    x = 94,873.48

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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.