Home / 37,188.79-51,320.59-20,193.06

Finding the Fourth Proportional to 37,188.79, 51,320.59 and 20,193.06

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Solution

The fourth proportional to 37,188.79, 51,320.59 and 20,193.06 is: 27,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,188.79 : 51,320.59 = 20,193.06 : x
  2. Step 2: Convert to fraction form
    37,188.79/51,320.59 = 20,193.06/x
  3. Step 3: Cross multiply
    37,188.79x = 51,320.59 × 20,193.06
  4. Step 4: Simplify right side
    37,188.79x = 1,036,319,895.07
  5. Step 5: Solve for x
    x = 1,036,319,895.07/37,188.79
  6. Step 6: Final answer
    x = 27,866.46

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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.