Home / 48,500.06-66,939.28-30,359.22

Finding the Fourth Proportional to 48,500.06, 66,939.28 and 30,359.22

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Solution

The fourth proportional to 48,500.06, 66,939.28 and 30,359.22 is: 41,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,500.06 : 66,939.28 = 30,359.22 : x
  2. Step 2: Convert to fraction form
    48,500.06/66,939.28 = 30,359.22/x
  3. Step 3: Cross multiply
    48,500.06x = 66,939.28 × 30,359.22
  4. Step 4: Simplify right side
    48,500.06x = 2,032,224,328.16
  5. Step 5: Solve for x
    x = 2,032,224,328.16/48,500.06
  6. Step 6: Final answer
    x = 41,901.48

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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.