Home / 83,570.16-115,242.84-50,055.60

Finding the Fourth Proportional to 83,570.16, 115,242.84 and 50,055.60

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Solution

The fourth proportional to 83,570.16, 115,242.84 and 50,055.60 is: 69,026.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,570.16 : 115,242.84 = 50,055.60 : x
  2. Step 2: Convert to fraction form
    83,570.16/115,242.84 = 50,055.60/x
  3. Step 3: Cross multiply
    83,570.16x = 115,242.84 × 50,055.60
  4. Step 4: Simplify right side
    83,570.16x = 5,768,549,501.90
  5. Step 5: Solve for x
    x = 5,768,549,501.90/83,570.16
  6. Step 6: Final answer
    x = 69,026.43

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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.