Home / 181,065.04-249,899.80-105,613.56

Finding the Fourth Proportional to 181,065.04, 249,899.80 and 105,613.56

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Solution

The fourth proportional to 181,065.04, 249,899.80 and 105,613.56 is: 145,764.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,065.04 : 249,899.80 = 105,613.56 : x
  2. Step 2: Convert to fraction form
    181,065.04/249,899.80 = 105,613.56/x
  3. Step 3: Cross multiply
    181,065.04x = 249,899.80 × 105,613.56
  4. Step 4: Simplify right side
    181,065.04x = 26,392,807,521.29
  5. Step 5: Solve for x
    x = 26,392,807,521.29/181,065.04
  6. Step 6: Final answer
    x = 145,764.24

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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.