Home / 168,442.90-232,527.18-111,116.32

Finding the Fourth Proportional to 168,442.90, 232,527.18 and 111,116.32

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Solution

The fourth proportional to 168,442.90, 232,527.18 and 111,116.32 is: 153,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,442.90 : 232,527.18 = 111,116.32 : x
  2. Step 2: Convert to fraction form
    168,442.90/232,527.18 = 111,116.32/x
  3. Step 3: Cross multiply
    168,442.90x = 232,527.18 × 111,116.32
  4. Step 4: Simplify right side
    168,442.90x = 25,837,564,541.58
  5. Step 5: Solve for x
    x = 25,837,564,541.58/168,442.90
  6. Step 6: Final answer
    x = 153,390.64

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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.