Home / 112,037.16-154,611.18-61,736.52

Finding the Fourth Proportional to 112,037.16, 154,611.18 and 61,736.52

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Solution

The fourth proportional to 112,037.16, 154,611.18 and 61,736.52 is: 85,196.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.16 : 154,611.18 = 61,736.52 : x
  2. Step 2: Convert to fraction form
    112,037.16/154,611.18 = 61,736.52/x
  3. Step 3: Cross multiply
    112,037.16x = 154,611.18 × 61,736.52
  4. Step 4: Simplify right side
    112,037.16x = 9,545,156,206.29
  5. Step 5: Solve for x
    x = 9,545,156,206.29/112,037.16
  6. Step 6: Final answer
    x = 85,196.34

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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.