Home / 53,325.18-79,998.57-15,885.90

Finding the Fourth Proportional to 53,325.18, 79,998.57 and 15,885.90

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Solution

The fourth proportional to 53,325.18, 79,998.57 and 15,885.90 is: 23,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,325.18 : 79,998.57 = 15,885.90 : x
  2. Step 2: Convert to fraction form
    53,325.18/79,998.57 = 15,885.90/x
  3. Step 3: Cross multiply
    53,325.18x = 79,998.57 × 15,885.90
  4. Step 4: Simplify right side
    53,325.18x = 1,270,849,283.16
  5. Step 5: Solve for x
    x = 1,270,849,283.16/53,325.18
  6. Step 6: Final answer
    x = 23,832.07

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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.