Home / 83,571.56-115,331.16-45,848.24

Finding the Fourth Proportional to 83,571.56, 115,331.16 and 45,848.24

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Solution

The fourth proportional to 83,571.56, 115,331.16 and 45,848.24 is: 63,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,571.56 : 115,331.16 = 45,848.24 : x
  2. Step 2: Convert to fraction form
    83,571.56/115,331.16 = 45,848.24/x
  3. Step 3: Cross multiply
    83,571.56x = 115,331.16 × 45,848.24
  4. Step 4: Simplify right side
    83,571.56x = 5,287,730,703.16
  5. Step 5: Solve for x
    x = 5,287,730,703.16/83,571.56
  6. Step 6: Final answer
    x = 63,271.89

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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.