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Finding the Fourth Proportional to 61,448.55, 84,756.50 and 37,587.01

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Solution

The fourth proportional to 61,448.55, 84,756.50 and 37,587.01 is: 51,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,448.55 : 84,756.50 = 37,587.01 : x
  2. Step 2: Convert to fraction form
    61,448.55/84,756.50 = 37,587.01/x
  3. Step 3: Cross multiply
    61,448.55x = 84,756.50 × 37,587.01
  4. Step 4: Simplify right side
    61,448.55x = 3,185,743,657.20
  5. Step 5: Solve for x
    x = 3,185,743,657.20/61,448.55
  6. Step 6: Final answer
    x = 51,844.08

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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.