Home / 212,037.40-292,611.18-116,543.80

Finding the Fourth Proportional to 212,037.40, 292,611.18 and 116,543.80

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Solution

The fourth proportional to 212,037.40, 292,611.18 and 116,543.80 is: 160,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,037.40 : 292,611.18 = 116,543.80 : x
  2. Step 2: Convert to fraction form
    212,037.40/292,611.18 = 116,543.80/x
  3. Step 3: Cross multiply
    212,037.40x = 292,611.18 × 116,543.80
  4. Step 4: Simplify right side
    212,037.40x = 34,102,018,839.68
  5. Step 5: Solve for x
    x = 34,102,018,839.68/212,037.40
  6. Step 6: Final answer
    x = 160,830.21

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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.