Home / 112,029.89-154,599.29-61,043.04

Finding the Fourth Proportional to 112,029.89, 154,599.29 and 61,043.04

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Solution

The fourth proportional to 112,029.89, 154,599.29 and 61,043.04 is: 84,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,029.89 : 154,599.29 = 61,043.04 : x
  2. Step 2: Convert to fraction form
    112,029.89/154,599.29 = 61,043.04/x
  3. Step 3: Cross multiply
    112,029.89x = 154,599.29 × 61,043.04
  4. Step 4: Simplify right side
    112,029.89x = 9,437,210,338.23
  5. Step 5: Solve for x
    x = 9,437,210,338.23/112,029.89
  6. Step 6: Final answer
    x = 84,238.33

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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.