Home / 104,876.32-157,327.44-38,347.78

Finding the Fourth Proportional to 104,876.32, 157,327.44 and 38,347.78

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Solution

The fourth proportional to 104,876.32, 157,327.44 and 38,347.78 is: 57,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,876.32 : 157,327.44 = 38,347.78 : x
  2. Step 2: Convert to fraction form
    104,876.32/157,327.44 = 38,347.78/x
  3. Step 3: Cross multiply
    104,876.32x = 157,327.44 × 38,347.78
  4. Step 4: Simplify right side
    104,876.32x = 6,033,158,057.08
  5. Step 5: Solve for x
    x = 6,033,158,057.08/104,876.32
  6. Step 6: Final answer
    x = 57,526.41

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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.