Home / 51,346.24-70,855.59-28,685.14

Finding the Fourth Proportional to 51,346.24, 70,855.59 and 28,685.14

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Solution

The fourth proportional to 51,346.24, 70,855.59 and 28,685.14 is: 39,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,346.24 : 70,855.59 = 28,685.14 : x
  2. Step 2: Convert to fraction form
    51,346.24/70,855.59 = 28,685.14/x
  3. Step 3: Cross multiply
    51,346.24x = 70,855.59 × 28,685.14
  4. Step 4: Simplify right side
    51,346.24x = 2,032,502,518.93
  5. Step 5: Solve for x
    x = 2,032,502,518.93/51,346.24
  6. Step 6: Final answer
    x = 39,584.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.