Home / 185,397.12-277,852.23-105,471.72

Finding the Fourth Proportional to 185,397.12, 277,852.23 and 105,471.72

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Solution

The fourth proportional to 185,397.12, 277,852.23 and 105,471.72 is: 158,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,397.12 : 277,852.23 = 105,471.72 : x
  2. Step 2: Convert to fraction form
    185,397.12/277,852.23 = 105,471.72/x
  3. Step 3: Cross multiply
    185,397.12x = 277,852.23 × 105,471.72
  4. Step 4: Simplify right side
    185,397.12x = 29,305,552,603.94
  5. Step 5: Solve for x
    x = 29,305,552,603.94/185,397.12
  6. Step 6: Final answer
    x = 158,069.08

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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.