Home / 51,187.52-70,637.72-28,526.48

Finding the Fourth Proportional to 51,187.52, 70,637.72 and 28,526.48

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Solution

The fourth proportional to 51,187.52, 70,637.72 and 28,526.48 is: 39,365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,187.52 : 70,637.72 = 28,526.48 : x
  2. Step 2: Convert to fraction form
    51,187.52/70,637.72 = 28,526.48/x
  3. Step 3: Cross multiply
    51,187.52x = 70,637.72 × 28,526.48
  4. Step 4: Simplify right side
    51,187.52x = 2,015,045,506.83
  5. Step 5: Solve for x
    x = 2,015,045,506.83/51,187.52
  6. Step 6: Final answer
    x = 39,365.95

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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.