Home / 39,999.85-55,152.25-26,549.80

Finding the Fourth Proportional to 39,999.85, 55,152.25 and 26,549.80

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Solution

The fourth proportional to 39,999.85, 55,152.25 and 26,549.80 is: 36,607.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,999.85 : 55,152.25 = 26,549.80 : x
  2. Step 2: Convert to fraction form
    39,999.85/55,152.25 = 26,549.80/x
  3. Step 3: Cross multiply
    39,999.85x = 55,152.25 × 26,549.80
  4. Step 4: Simplify right side
    39,999.85x = 1,464,281,002.79
  5. Step 5: Solve for x
    x = 1,464,281,002.79/39,999.85
  6. Step 6: Final answer
    x = 36,607.16

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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.