Home / 97,552.60-134,639.72-56,729.37

Finding the Fourth Proportional to 97,552.60, 134,639.72 and 56,729.37

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Solution

The fourth proportional to 97,552.60, 134,639.72 and 56,729.37 is: 78,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,552.60 : 134,639.72 = 56,729.37 : x
  2. Step 2: Convert to fraction form
    97,552.60/134,639.72 = 56,729.37/x
  3. Step 3: Cross multiply
    97,552.60x = 134,639.72 × 56,729.37
  4. Step 4: Simplify right side
    97,552.60x = 7,638,026,926.56
  5. Step 5: Solve for x
    x = 7,638,026,926.56/97,552.60
  6. Step 6: Final answer
    x = 78,296.50

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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.