Home / 249,181.17-373,758.65-71,681.21

Finding the Fourth Proportional to 249,181.17, 373,758.65 and 71,681.21

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Solution

The fourth proportional to 249,181.17, 373,758.65 and 71,681.21 is: 107,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,181.17 : 373,758.65 = 71,681.21 : x
  2. Step 2: Convert to fraction form
    249,181.17/373,758.65 = 71,681.21/x
  3. Step 3: Cross multiply
    249,181.17x = 373,758.65 × 71,681.21
  4. Step 4: Simplify right side
    249,181.17x = 26,791,472,279.97
  5. Step 5: Solve for x
    x = 26,791,472,279.97/249,181.17
  6. Step 6: Final answer
    x = 107,518.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.