Home / 104,998.76-157,507.06-38,422.86

Finding the Fourth Proportional to 104,998.76, 157,507.06 and 38,422.86

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Solution

The fourth proportional to 104,998.76, 157,507.06 and 38,422.86 is: 57,637.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,998.76 : 157,507.06 = 38,422.86 : x
  2. Step 2: Convert to fraction form
    104,998.76/157,507.06 = 38,422.86/x
  3. Step 3: Cross multiply
    104,998.76x = 157,507.06 × 38,422.86
  4. Step 4: Simplify right side
    104,998.76x = 6,051,871,715.39
  5. Step 5: Solve for x
    x = 6,051,871,715.39/104,998.76
  6. Step 6: Final answer
    x = 57,637.55

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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.