Home / 292,741.75-403,984.02-158,605.75

Finding the Fourth Proportional to 292,741.75, 403,984.02 and 158,605.75

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Solution

The fourth proportional to 292,741.75, 403,984.02 and 158,605.75 is: 218,876.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,741.75 : 403,984.02 = 158,605.75 : x
  2. Step 2: Convert to fraction form
    292,741.75/403,984.02 = 158,605.75/x
  3. Step 3: Cross multiply
    292,741.75x = 403,984.02 × 158,605.75
  4. Step 4: Simplify right side
    292,741.75x = 64,074,188,480.12
  5. Step 5: Solve for x
    x = 64,074,188,480.12/292,741.75
  6. Step 6: Final answer
    x = 218,876.15

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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.