Home / 53,156.16-79,679.52-23,587.92

Finding the Fourth Proportional to 53,156.16, 79,679.52 and 23,587.92

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Solution

The fourth proportional to 53,156.16, 79,679.52 and 23,587.92 is: 35,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,156.16 : 79,679.52 = 23,587.92 : x
  2. Step 2: Convert to fraction form
    53,156.16/79,679.52 = 23,587.92/x
  3. Step 3: Cross multiply
    53,156.16x = 79,679.52 × 23,587.92
  4. Step 4: Simplify right side
    53,156.16x = 1,879,474,143.40
  5. Step 5: Solve for x
    x = 1,879,474,143.40/53,156.16
  6. Step 6: Final answer
    x = 35,357.60

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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.