Home / 155,149.24-232,719.21-42,836.32

Finding the Fourth Proportional to 155,149.24, 232,719.21 and 42,836.32

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Solution

The fourth proportional to 155,149.24, 232,719.21 and 42,836.32 is: 64,253.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,149.24 : 232,719.21 = 42,836.32 : x
  2. Step 2: Convert to fraction form
    155,149.24/232,719.21 = 42,836.32/x
  3. Step 3: Cross multiply
    155,149.24x = 232,719.21 × 42,836.32
  4. Step 4: Simplify right side
    155,149.24x = 9,968,833,386.11
  5. Step 5: Solve for x
    x = 9,968,833,386.11/155,149.24
  6. Step 6: Final answer
    x = 64,253.19

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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.