Home / 123,607.84-170,585.07-69,166.12

Finding the Fourth Proportional to 123,607.84, 170,585.07 and 69,166.12

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Solution

The fourth proportional to 123,607.84, 170,585.07 and 69,166.12 is: 95,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,607.84 : 170,585.07 = 69,166.12 : x
  2. Step 2: Convert to fraction form
    123,607.84/170,585.07 = 69,166.12/x
  3. Step 3: Cross multiply
    123,607.84x = 170,585.07 × 69,166.12
  4. Step 4: Simplify right side
    123,607.84x = 11,798,707,421.83
  5. Step 5: Solve for x
    x = 11,798,707,421.83/123,607.84
  6. Step 6: Final answer
    x = 95,452.74

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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.