Home / 47,999.16-66,240.12-26,782.56

Finding the Fourth Proportional to 47,999.16, 66,240.12 and 26,782.56

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Solution

The fourth proportional to 47,999.16, 66,240.12 and 26,782.56 is: 36,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,999.16 : 66,240.12 = 26,782.56 : x
  2. Step 2: Convert to fraction form
    47,999.16/66,240.12 = 26,782.56/x
  3. Step 3: Cross multiply
    47,999.16x = 66,240.12 × 26,782.56
  4. Step 4: Simplify right side
    47,999.16x = 1,774,079,988.31
  5. Step 5: Solve for x
    x = 1,774,079,988.31/47,999.16
  6. Step 6: Final answer
    x = 36,960.65

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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.