Home / 123,623.74-185,444.82-52,538.41

Finding the Fourth Proportional to 123,623.74, 185,444.82 and 52,538.41

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Solution

The fourth proportional to 123,623.74, 185,444.82 and 52,538.41 is: 78,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,623.74 : 185,444.82 = 52,538.41 : x
  2. Step 2: Convert to fraction form
    123,623.74/185,444.82 = 52,538.41/x
  3. Step 3: Cross multiply
    123,623.74x = 185,444.82 × 52,538.41
  4. Step 4: Simplify right side
    123,623.74x = 9,742,975,985.54
  5. Step 5: Solve for x
    x = 9,742,975,985.54/123,623.74
  6. Step 6: Final answer
    x = 78,811.53

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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.