Home / 153,561.12-230,232.64-58,711.36

Finding the Fourth Proportional to 153,561.12, 230,232.64 and 58,711.36

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Solution

The fourth proportional to 153,561.12, 230,232.64 and 58,711.36 is: 88,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,561.12 : 230,232.64 = 58,711.36 : x
  2. Step 2: Convert to fraction form
    153,561.12/230,232.64 = 58,711.36/x
  3. Step 3: Cross multiply
    153,561.12x = 230,232.64 × 58,711.36
  4. Step 4: Simplify right side
    153,561.12x = 13,517,271,410.79
  5. Step 5: Solve for x
    x = 13,517,271,410.79/153,561.12
  6. Step 6: Final answer
    x = 88,025.35

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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.