Home / 69,960.29-96,547.80-39,750.73

Finding the Fourth Proportional to 69,960.29, 96,547.80 and 39,750.73

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Solution

The fourth proportional to 69,960.29, 96,547.80 and 39,750.73 is: 54,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,960.29 : 96,547.80 = 39,750.73 : x
  2. Step 2: Convert to fraction form
    69,960.29/96,547.80 = 39,750.73/x
  3. Step 3: Cross multiply
    69,960.29x = 96,547.80 × 39,750.73
  4. Step 4: Simplify right side
    69,960.29x = 3,837,845,529.89
  5. Step 5: Solve for x
    x = 3,837,845,529.89/69,960.29
  6. Step 6: Final answer
    x = 54,857.48

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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.