Home / 49,207.32-67,904.89-27,985.23

Finding the Fourth Proportional to 49,207.32, 67,904.89 and 27,985.23

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Solution

The fourth proportional to 49,207.32, 67,904.89 and 27,985.23 is: 38,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207.32 : 67,904.89 = 27,985.23 : x
  2. Step 2: Convert to fraction form
    49,207.32/67,904.89 = 27,985.23/x
  3. Step 3: Cross multiply
    49,207.32x = 67,904.89 × 27,985.23
  4. Step 4: Simplify right side
    49,207.32x = 1,900,333,894.81
  5. Step 5: Solve for x
    x = 1,900,333,894.81/49,207.32
  6. Step 6: Final answer
    x = 38,618.93

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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.