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Finding the Fourth Proportional to 61,501.58, 92,261.54 and 19,377.22

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Solution

The fourth proportional to 61,501.58, 92,261.54 and 19,377.22 is: 29,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,501.58 : 92,261.54 = 19,377.22 : x
  2. Step 2: Convert to fraction form
    61,501.58/92,261.54 = 19,377.22/x
  3. Step 3: Cross multiply
    61,501.58x = 92,261.54 × 19,377.22
  4. Step 4: Simplify right side
    61,501.58x = 1,787,772,158.12
  5. Step 5: Solve for x
    x = 1,787,772,158.12/61,501.58
  6. Step 6: Final answer
    x = 29,068.72

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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.