Home / 36,510.08-54,782.16-35,920.40

Finding the Fourth Proportional to 36,510.08, 54,782.16 and 35,920.40

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Solution

The fourth proportional to 36,510.08, 54,782.16 and 35,920.40 is: 53,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.08 : 54,782.16 = 35,920.40 : x
  2. Step 2: Convert to fraction form
    36,510.08/54,782.16 = 35,920.40/x
  3. Step 3: Cross multiply
    36,510.08x = 54,782.16 × 35,920.40
  4. Step 4: Simplify right side
    36,510.08x = 1,967,797,100.06
  5. Step 5: Solve for x
    x = 1,967,797,100.06/36,510.08
  6. Step 6: Final answer
    x = 53,897.36

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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.