Home / 166,567.52-249,835.08-91,663.04

Finding the Fourth Proportional to 166,567.52, 249,835.08 and 91,663.04

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Solution

The fourth proportional to 166,567.52, 249,835.08 and 91,663.04 is: 137,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,567.52 : 249,835.08 = 91,663.04 : x
  2. Step 2: Convert to fraction form
    166,567.52/249,835.08 = 91,663.04/x
  3. Step 3: Cross multiply
    166,567.52x = 249,835.08 × 91,663.04
  4. Step 4: Simplify right side
    166,567.52x = 22,900,642,931.44
  5. Step 5: Solve for x
    x = 22,900,642,931.44/166,567.52
  6. Step 6: Final answer
    x = 137,485.65

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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.