Home / 52,570.74-72,548.64-28,699.50

Finding the Fourth Proportional to 52,570.74, 72,548.64 and 28,699.50

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Solution

The fourth proportional to 52,570.74, 72,548.64 and 28,699.50 is: 39,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,570.74 : 72,548.64 = 28,699.50 : x
  2. Step 2: Convert to fraction form
    52,570.74/72,548.64 = 28,699.50/x
  3. Step 3: Cross multiply
    52,570.74x = 72,548.64 × 28,699.50
  4. Step 4: Simplify right side
    52,570.74x = 2,082,109,693.68
  5. Step 5: Solve for x
    x = 2,082,109,693.68/52,570.74
  6. Step 6: Final answer
    x = 39,605.87

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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.