Home / 192,010.32-287,990.18-57,071.51

Finding the Fourth Proportional to 192,010.32, 287,990.18 and 57,071.51

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Solution

The fourth proportional to 192,010.32, 287,990.18 and 57,071.51 is: 85,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,010.32 : 287,990.18 = 57,071.51 : x
  2. Step 2: Convert to fraction form
    192,010.32/287,990.18 = 57,071.51/x
  3. Step 3: Cross multiply
    192,010.32x = 287,990.18 × 57,071.51
  4. Step 4: Simplify right side
    192,010.32x = 16,436,034,220.46
  5. Step 5: Solve for x
    x = 16,436,034,220.46/192,010.32
  6. Step 6: Final answer
    x = 85,599.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.