Home / 52,507.67-72,521.09-38,231.34

Finding the Fourth Proportional to 52,507.67, 72,521.09 and 38,231.34

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Solution

The fourth proportional to 52,507.67, 72,521.09 and 38,231.34 is: 52,803.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507.67 : 72,521.09 = 38,231.34 : x
  2. Step 2: Convert to fraction form
    52,507.67/72,521.09 = 38,231.34/x
  3. Step 3: Cross multiply
    52,507.67x = 72,521.09 × 38,231.34
  4. Step 4: Simplify right side
    52,507.67x = 2,772,578,789.89
  5. Step 5: Solve for x
    x = 2,772,578,789.89/52,507.67
  6. Step 6: Final answer
    x = 52,803.31

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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.