Home / 247,925.02-342,136.57-134,747.78

Finding the Fourth Proportional to 247,925.02, 342,136.57 and 134,747.78

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Solution

The fourth proportional to 247,925.02, 342,136.57 and 134,747.78 is: 185,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,925.02 : 342,136.57 = 134,747.78 : x
  2. Step 2: Convert to fraction form
    247,925.02/342,136.57 = 134,747.78/x
  3. Step 3: Cross multiply
    247,925.02x = 342,136.57 × 134,747.78
  4. Step 4: Simplify right side
    247,925.02x = 46,102,143,264.31
  5. Step 5: Solve for x
    x = 46,102,143,264.31/247,925.02
  6. Step 6: Final answer
    x = 185,951.96

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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.