Home / 166,368.20-249,552.30-91,459.40

Finding the Fourth Proportional to 166,368.20, 249,552.30 and 91,459.40

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Solution

The fourth proportional to 166,368.20, 249,552.30 and 91,459.40 is: 137,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,368.20 : 249,552.30 = 91,459.40 : x
  2. Step 2: Convert to fraction form
    166,368.20/249,552.30 = 91,459.40/x
  3. Step 3: Cross multiply
    166,368.20x = 249,552.30 × 91,459.40
  4. Step 4: Simplify right side
    166,368.20x = 22,823,903,626.62
  5. Step 5: Solve for x
    x = 22,823,903,626.62/166,368.20
  6. Step 6: Final answer
    x = 137,189.10

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1.5x scale

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.