Home / 48,359.44-66,718.92-31,602.16

Finding the Fourth Proportional to 48,359.44, 66,718.92 and 31,602.16

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Solution

The fourth proportional to 48,359.44, 66,718.92 and 31,602.16 is: 43,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,359.44 : 66,718.92 = 31,602.16 : x
  2. Step 2: Convert to fraction form
    48,359.44/66,718.92 = 31,602.16/x
  3. Step 3: Cross multiply
    48,359.44x = 66,718.92 × 31,602.16
  4. Step 4: Simplify right side
    48,359.44x = 2,108,461,984.87
  5. Step 5: Solve for x
    x = 2,108,461,984.87/48,359.44
  6. Step 6: Final answer
    x = 43,599.80

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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.