Home / 55,904.04-83,799.54-27,780.84

Finding the Fourth Proportional to 55,904.04, 83,799.54 and 27,780.84

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Solution

The fourth proportional to 55,904.04, 83,799.54 and 27,780.84 is: 41,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,904.04 : 83,799.54 = 27,780.84 : x
  2. Step 2: Convert to fraction form
    55,904.04/83,799.54 = 27,780.84/x
  3. Step 3: Cross multiply
    55,904.04x = 83,799.54 × 27,780.84
  4. Step 4: Simplify right side
    55,904.04x = 2,328,021,612.81
  5. Step 5: Solve for x
    x = 2,328,021,612.81/55,904.04
  6. Step 6: Final answer
    x = 41,643.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.