Home / 166,309.11-249,349.80-59,690.70

Finding the Fourth Proportional to 166,309.11, 249,349.80 and 59,690.70

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Solution

The fourth proportional to 166,309.11, 249,349.80 and 59,690.70 is: 89,495.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,309.11 : 249,349.80 = 59,690.70 : x
  2. Step 2: Convert to fraction form
    166,309.11/249,349.80 = 59,690.70/x
  3. Step 3: Cross multiply
    166,309.11x = 249,349.80 × 59,690.70
  4. Step 4: Simplify right side
    166,309.11x = 14,883,864,106.86
  5. Step 5: Solve for x
    x = 14,883,864,106.86/166,309.11
  6. Step 6: Final answer
    x = 89,495.18

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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.