Home / 166,574.40-249,861.60-113,430.30

Finding the Fourth Proportional to 166,574.40, 249,861.60 and 113,430.30

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Solution

The fourth proportional to 166,574.40, 249,861.60 and 113,430.30 is: 170,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,574.40 : 249,861.60 = 113,430.30 : x
  2. Step 2: Convert to fraction form
    166,574.40/249,861.60 = 113,430.30/x
  3. Step 3: Cross multiply
    166,574.40x = 249,861.60 × 113,430.30
  4. Step 4: Simplify right side
    166,574.40x = 28,341,876,246.48
  5. Step 5: Solve for x
    x = 28,341,876,246.48/166,574.40
  6. Step 6: Final answer
    x = 170,145.45

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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.