Home / 181,057.04-249,888.76-105,605.56

Finding the Fourth Proportional to 181,057.04, 249,888.76 and 105,605.56

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Solution

The fourth proportional to 181,057.04, 249,888.76 and 105,605.56 is: 145,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,057.04 : 249,888.76 = 105,605.56 : x
  2. Step 2: Convert to fraction form
    181,057.04/249,888.76 = 105,605.56/x
  3. Step 3: Cross multiply
    181,057.04x = 249,888.76 × 105,605.56
  4. Step 4: Simplify right side
    181,057.04x = 26,389,642,437.51
  5. Step 5: Solve for x
    x = 26,389,642,437.51/181,057.04
  6. Step 6: Final answer
    x = 145,753.20

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1.5x scale

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.