Home / 67,895.04-93,674.16-39,580.68

Finding the Fourth Proportional to 67,895.04, 93,674.16 and 39,580.68

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Solution

The fourth proportional to 67,895.04, 93,674.16 and 39,580.68 is: 54,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,895.04 : 93,674.16 = 39,580.68 : x
  2. Step 2: Convert to fraction form
    67,895.04/93,674.16 = 39,580.68/x
  3. Step 3: Cross multiply
    67,895.04x = 93,674.16 × 39,580.68
  4. Step 4: Simplify right side
    67,895.04x = 3,707,686,951.23
  5. Step 5: Solve for x
    x = 3,707,686,951.23/67,895.04
  6. Step 6: Final answer
    x = 54,609.10

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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.