Home / 185,172.93-255,543.92-104,603.85

Finding the Fourth Proportional to 185,172.93, 255,543.92 and 104,603.85

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Solution

The fourth proportional to 185,172.93, 255,543.92 and 104,603.85 is: 144,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,172.93 : 255,543.92 = 104,603.85 : x
  2. Step 2: Convert to fraction form
    185,172.93/255,543.92 = 104,603.85/x
  3. Step 3: Cross multiply
    185,172.93x = 255,543.92 × 104,603.85
  4. Step 4: Simplify right side
    185,172.93x = 26,730,877,876.09
  5. Step 5: Solve for x
    x = 26,730,877,876.09/185,172.93
  6. Step 6: Final answer
    x = 144,356.29

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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.