Home / 192,370.04-288,569.57-57,423.45

Finding the Fourth Proportional to 192,370.04, 288,569.57 and 57,423.45

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Solution

The fourth proportional to 192,370.04, 288,569.57 and 57,423.45 is: 86,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,370.04 : 288,569.57 = 57,423.45 : x
  2. Step 2: Convert to fraction form
    192,370.04/288,569.57 = 57,423.45/x
  3. Step 3: Cross multiply
    192,370.04x = 288,569.57 × 57,423.45
  4. Step 4: Simplify right side
    192,370.04x = 16,570,661,284.77
  5. Step 5: Solve for x
    x = 16,570,661,284.77/192,370.04
  6. Step 6: Final answer
    x = 86,139.51

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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.