Home / 192,312.93-288,436.09-52,038.75

Finding the Fourth Proportional to 192,312.93, 288,436.09 and 52,038.75

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Solution

The fourth proportional to 192,312.93, 288,436.09 and 52,038.75 is: 78,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,312.93 : 288,436.09 = 52,038.75 : x
  2. Step 2: Convert to fraction form
    192,312.93/288,436.09 = 52,038.75/x
  3. Step 3: Cross multiply
    192,312.93x = 288,436.09 × 52,038.75
  4. Step 4: Simplify right side
    192,312.93x = 15,009,853,578.49
  5. Step 5: Solve for x
    x = 15,009,853,578.49/192,312.93
  6. Step 6: Final answer
    x = 78,049.11

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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.