Home / 166,529.40-249,707.70-61,294.20

Finding the Fourth Proportional to 166,529.40, 249,707.70 and 61,294.20

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Solution

The fourth proportional to 166,529.40, 249,707.70 and 61,294.20 is: 91,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,529.40 : 249,707.70 = 61,294.20 : x
  2. Step 2: Convert to fraction form
    166,529.40/249,707.70 = 61,294.20/x
  3. Step 3: Cross multiply
    166,529.40x = 249,707.70 × 61,294.20
  4. Step 4: Simplify right side
    166,529.40x = 15,305,633,705.34
  5. Step 5: Solve for x
    x = 15,305,633,705.34/166,529.40
  6. Step 6: Final answer
    x = 91,909.50

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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.