Home / 61,856.06-92,790.70-19,726.20

Finding the Fourth Proportional to 61,856.06, 92,790.70 and 19,726.20

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Solution

The fourth proportional to 61,856.06, 92,790.70 and 19,726.20 is: 29,591.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,856.06 : 92,790.70 = 19,726.20 : x
  2. Step 2: Convert to fraction form
    61,856.06/92,790.70 = 19,726.20/x
  3. Step 3: Cross multiply
    61,856.06x = 92,790.70 × 19,726.20
  4. Step 4: Simplify right side
    61,856.06x = 1,830,407,906.34
  5. Step 5: Solve for x
    x = 1,830,407,906.34/61,856.06
  6. Step 6: Final answer
    x = 29,591.41

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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.