Home / 277,084.10-382,368.38-156,224.32

Finding the Fourth Proportional to 277,084.10, 382,368.38 and 156,224.32

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Solution

The fourth proportional to 277,084.10, 382,368.38 and 156,224.32 is: 215,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,084.10 : 382,368.38 = 156,224.32 : x
  2. Step 2: Convert to fraction form
    277,084.10/382,368.38 = 156,224.32/x
  3. Step 3: Cross multiply
    277,084.10x = 382,368.38 × 156,224.32
  4. Step 4: Simplify right side
    277,084.10x = 59,735,240,155.00
  5. Step 5: Solve for x
    x = 59,735,240,155.00/277,084.10
  6. Step 6: Final answer
    x = 215,585.23

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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.