Home / 51,888.55-77,783.01-33,115.59

Finding the Fourth Proportional to 51,888.55, 77,783.01 and 33,115.59

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Solution

The fourth proportional to 51,888.55, 77,783.01 and 33,115.59 is: 49,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,888.55 : 77,783.01 = 33,115.59 : x
  2. Step 2: Convert to fraction form
    51,888.55/77,783.01 = 33,115.59/x
  3. Step 3: Cross multiply
    51,888.55x = 77,783.01 × 33,115.59
  4. Step 4: Simplify right side
    51,888.55x = 2,575,830,268.13
  5. Step 5: Solve for x
    x = 2,575,830,268.13/51,888.55
  6. Step 6: Final answer
    x = 49,641.59

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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.