Home / 61,927.70-85,307.09-52,823.39

Finding the Fourth Proportional to 61,927.70, 85,307.09 and 52,823.39

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Solution

The fourth proportional to 61,927.70, 85,307.09 and 52,823.39 is: 72,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,927.70 : 85,307.09 = 52,823.39 : x
  2. Step 2: Convert to fraction form
    61,927.70/85,307.09 = 52,823.39/x
  3. Step 3: Cross multiply
    61,927.70x = 85,307.09 × 52,823.39
  4. Step 4: Simplify right side
    61,927.70x = 4,506,208,994.18
  5. Step 5: Solve for x
    x = 4,506,208,994.18/61,927.70
  6. Step 6: Final answer
    x = 72,765.65

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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.