Home / 277,210.95-382,528.12-156,381.93

Finding the Fourth Proportional to 277,210.95, 382,528.12 and 156,381.93

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Solution

The fourth proportional to 277,210.95, 382,528.12 and 156,381.93 is: 215,794.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,210.95 : 382,528.12 = 156,381.93 : x
  2. Step 2: Convert to fraction form
    277,210.95/382,528.12 = 156,381.93/x
  3. Step 3: Cross multiply
    277,210.95x = 382,528.12 × 156,381.93
  4. Step 4: Simplify right side
    277,210.95x = 59,820,485,684.87
  5. Step 5: Solve for x
    x = 59,820,485,684.87/277,210.95
  6. Step 6: Final answer
    x = 215,794.09

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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.