Home / 205,445.30-283,513.88-114,801.36

Finding the Fourth Proportional to 205,445.30, 283,513.88 and 114,801.36

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Solution

The fourth proportional to 205,445.30, 283,513.88 and 114,801.36 is: 158,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,445.30 : 283,513.88 = 114,801.36 : x
  2. Step 2: Convert to fraction form
    205,445.30/283,513.88 = 114,801.36/x
  3. Step 3: Cross multiply
    205,445.30x = 283,513.88 × 114,801.36
  4. Step 4: Simplify right side
    205,445.30x = 32,547,779,002.88
  5. Step 5: Solve for x
    x = 32,547,779,002.88/205,445.30
  6. Step 6: Final answer
    x = 158,425.52

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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.