Home / 69,768.55-96,252.18-39,547.45

Finding the Fourth Proportional to 69,768.55, 96,252.18 and 39,547.45

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Solution

The fourth proportional to 69,768.55, 96,252.18 and 39,547.45 is: 54,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,768.55 : 96,252.18 = 39,547.45 : x
  2. Step 2: Convert to fraction form
    69,768.55/96,252.18 = 39,547.45/x
  3. Step 3: Cross multiply
    69,768.55x = 96,252.18 × 39,547.45
  4. Step 4: Simplify right side
    69,768.55x = 3,806,528,397.21
  5. Step 5: Solve for x
    x = 3,806,528,397.21/69,768.55
  6. Step 6: Final answer
    x = 54,559.38

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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.