Home / 90,587.97-125,015.00-52,346.25

Finding the Fourth Proportional to 90,587.97, 125,015.00 and 52,346.25

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Solution

The fourth proportional to 90,587.97, 125,015.00 and 52,346.25 is: 72,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,587.97 : 125,015.00 = 52,346.25 : x
  2. Step 2: Convert to fraction form
    90,587.97/125,015.00 = 52,346.25/x
  3. Step 3: Cross multiply
    90,587.97x = 125,015.00 × 52,346.25
  4. Step 4: Simplify right side
    90,587.97x = 6,544,066,182.02
  5. Step 5: Solve for x
    x = 6,544,066,182.02/90,587.97
  6. Step 6: Final answer
    x = 72,239.90

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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.