Home / 65,870.24-98,805.60-15,950.25

Finding the Fourth Proportional to 65,870.24, 98,805.60 and 15,950.25

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Solution

The fourth proportional to 65,870.24, 98,805.60 and 15,950.25 is: 23,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,870.24 : 98,805.60 = 15,950.25 : x
  2. Step 2: Convert to fraction form
    65,870.24/98,805.60 = 15,950.25/x
  3. Step 3: Cross multiply
    65,870.24x = 98,805.60 × 15,950.25
  4. Step 4: Simplify right side
    65,870.24x = 1,575,974,021.40
  5. Step 5: Solve for x
    x = 1,575,974,021.40/65,870.24
  6. Step 6: Final answer
    x = 23,925.43

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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.