Home / 229,656.23-317,080.26-205,381.74

Finding the Fourth Proportional to 229,656.23, 317,080.26 and 205,381.74

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Solution

The fourth proportional to 229,656.23, 317,080.26 and 205,381.74 is: 283,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,656.23 : 317,080.26 = 205,381.74 : x
  2. Step 2: Convert to fraction form
    229,656.23/317,080.26 = 205,381.74/x
  3. Step 3: Cross multiply
    229,656.23x = 317,080.26 × 205,381.74
  4. Step 4: Simplify right side
    229,656.23x = 65,122,495,518.45
  5. Step 5: Solve for x
    x = 65,122,495,518.45/229,656.23
  6. Step 6: Final answer
    x = 283,565.12

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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.