Home / 319,585.30-441,027.19-176,345.23

Finding the Fourth Proportional to 319,585.30, 441,027.19 and 176,345.23

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Solution

The fourth proportional to 319,585.30, 441,027.19 and 176,345.23 is: 243,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,585.30 : 441,027.19 = 176,345.23 : x
  2. Step 2: Convert to fraction form
    319,585.30/441,027.19 = 176,345.23/x
  3. Step 3: Cross multiply
    319,585.30x = 441,027.19 × 176,345.23
  4. Step 4: Simplify right side
    319,585.30x = 77,773,041,256.80
  5. Step 5: Solve for x
    x = 77,773,041,256.80/319,585.30
  6. Step 6: Final answer
    x = 243,356.13

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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.