Home / 284,050.16-391,997.43-156,733.95

Finding the Fourth Proportional to 284,050.16, 391,997.43 and 156,733.95

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Solution

The fourth proportional to 284,050.16, 391,997.43 and 156,733.95 is: 216,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,050.16 : 391,997.43 = 156,733.95 : x
  2. Step 2: Convert to fraction form
    284,050.16/391,997.43 = 156,733.95/x
  3. Step 3: Cross multiply
    284,050.16x = 391,997.43 × 156,733.95
  4. Step 4: Simplify right side
    284,050.16x = 61,439,307,063.74
  5. Step 5: Solve for x
    x = 61,439,307,063.74/284,050.16
  6. Step 6: Final answer
    x = 216,297.39

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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.