Home / 170,338.88-235,065.75-96,750.78

Finding the Fourth Proportional to 170,338.88, 235,065.75 and 96,750.78

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Solution

The fourth proportional to 170,338.88, 235,065.75 and 96,750.78 is: 133,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,338.88 : 235,065.75 = 96,750.78 : x
  2. Step 2: Convert to fraction form
    170,338.88/235,065.75 = 96,750.78/x
  3. Step 3: Cross multiply
    170,338.88x = 235,065.75 × 96,750.78
  4. Step 4: Simplify right side
    170,338.88x = 22,742,794,663.79
  5. Step 5: Solve for x
    x = 22,742,794,663.79/170,338.88
  6. Step 6: Final answer
    x = 133,515.00

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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.