Home / 117,825.80-162,598.02-64,110.20

Finding the Fourth Proportional to 117,825.80, 162,598.02 and 64,110.20

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Solution

The fourth proportional to 117,825.80, 162,598.02 and 64,110.20 is: 88,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,825.80 : 162,598.02 = 64,110.20 : x
  2. Step 2: Convert to fraction form
    117,825.80/162,598.02 = 64,110.20/x
  3. Step 3: Cross multiply
    117,825.80x = 162,598.02 × 64,110.20
  4. Step 4: Simplify right side
    117,825.80x = 10,424,191,581.80
  5. Step 5: Solve for x
    x = 10,424,191,581.80/117,825.80
  6. Step 6: Final answer
    x = 88,471.21

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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.