Home / 181,127.22-249,985.35-105,675.54

Finding the Fourth Proportional to 181,127.22, 249,985.35 and 105,675.54

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Solution

The fourth proportional to 181,127.22, 249,985.35 and 105,675.54 is: 145,849.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,127.22 : 249,985.35 = 105,675.54 : x
  2. Step 2: Convert to fraction form
    181,127.22/249,985.35 = 105,675.54/x
  3. Step 3: Cross multiply
    181,127.22x = 249,985.35 × 105,675.54
  4. Step 4: Simplify right side
    181,127.22x = 26,417,336,853.34
  5. Step 5: Solve for x
    x = 26,417,336,853.34/181,127.22
  6. Step 6: Final answer
    x = 145,849.62

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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.