Home / 277,242.54-382,586.10-156,382.08

Finding the Fourth Proportional to 277,242.54, 382,586.10 and 156,382.08

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Solution

The fourth proportional to 277,242.54, 382,586.10 and 156,382.08 is: 215,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,242.54 : 382,586.10 = 156,382.08 : x
  2. Step 2: Convert to fraction form
    277,242.54/382,586.10 = 156,382.08/x
  3. Step 3: Cross multiply
    277,242.54x = 382,586.10 × 156,382.08
  4. Step 4: Simplify right side
    277,242.54x = 59,829,610,097.09
  5. Step 5: Solve for x
    x = 59,829,610,097.09/277,242.54
  6. Step 6: Final answer
    x = 215,802.42

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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.