Home / 170,760.67-235,430.62-140,020.50

Finding the Fourth Proportional to 170,760.67, 235,430.62 and 140,020.50

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Solution

The fourth proportional to 170,760.67, 235,430.62 and 140,020.50 is: 193,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,760.67 : 235,430.62 = 140,020.50 : x
  2. Step 2: Convert to fraction form
    170,760.67/235,430.62 = 140,020.50/x
  3. Step 3: Cross multiply
    170,760.67x = 235,430.62 × 140,020.50
  4. Step 4: Simplify right side
    170,760.67x = 32,965,113,127.71
  5. Step 5: Solve for x
    x = 32,965,113,127.71/170,760.67
  6. Step 6: Final answer
    x = 193,048.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.