Home / 84,188.32-126,260.64-25,010.56

Finding the Fourth Proportional to 84,188.32, 126,260.64 and 25,010.56

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Solution

The fourth proportional to 84,188.32, 126,260.64 and 25,010.56 is: 37,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,188.32 : 126,260.64 = 25,010.56 : x
  2. Step 2: Convert to fraction form
    84,188.32/126,260.64 = 25,010.56/x
  3. Step 3: Cross multiply
    84,188.32x = 126,260.64 × 25,010.56
  4. Step 4: Simplify right side
    84,188.32x = 3,157,849,312.36
  5. Step 5: Solve for x
    x = 3,157,849,312.36/84,188.32
  6. Step 6: Final answer
    x = 37,509.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.