Home / 67,822.21-93,575.56-53,437.45

Finding the Fourth Proportional to 67,822.21, 93,575.56 and 53,437.45

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Solution

The fourth proportional to 67,822.21, 93,575.56 and 53,437.45 is: 73,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,822.21 : 93,575.56 = 53,437.45 : x
  2. Step 2: Convert to fraction form
    67,822.21/93,575.56 = 53,437.45/x
  3. Step 3: Cross multiply
    67,822.21x = 93,575.56 × 53,437.45
  4. Step 4: Simplify right side
    67,822.21x = 5,000,438,840.84
  5. Step 5: Solve for x
    x = 5,000,438,840.84/67,822.21
  6. Step 6: Final answer
    x = 73,728.63

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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.