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Finding the Fourth Proportional to 88,364.88, 121,903.25 and 52,534.53

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Solution

The fourth proportional to 88,364.88, 121,903.25 and 52,534.53 is: 72,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,364.88 : 121,903.25 = 52,534.53 : x
  2. Step 2: Convert to fraction form
    88,364.88/121,903.25 = 52,534.53/x
  3. Step 3: Cross multiply
    88,364.88x = 121,903.25 × 52,534.53
  4. Step 4: Simplify right side
    88,364.88x = 6,404,129,681.55
  5. Step 5: Solve for x
    x = 6,404,129,681.55/88,364.88
  6. Step 6: Final answer
    x = 72,473.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.