Home / 166,613.60-249,920.40-155,459.90

Finding the Fourth Proportional to 166,613.60, 249,920.40 and 155,459.90

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Solution

The fourth proportional to 166,613.60, 249,920.40 and 155,459.90 is: 233,189.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,613.60 : 249,920.40 = 155,459.90 : x
  2. Step 2: Convert to fraction form
    166,613.60/249,920.40 = 155,459.90/x
  3. Step 3: Cross multiply
    166,613.60x = 249,920.40 × 155,459.90
  4. Step 4: Simplify right side
    166,613.60x = 38,852,600,391.96
  5. Step 5: Solve for x
    x = 38,852,600,391.96/166,613.60
  6. Step 6: Final answer
    x = 233,189.85

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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.