Home / 70,564.86-97,394.60-42,286.95

Finding the Fourth Proportional to 70,564.86, 97,394.60 and 42,286.95

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Solution

The fourth proportional to 70,564.86, 97,394.60 and 42,286.95 is: 58,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,564.86 : 97,394.60 = 42,286.95 : x
  2. Step 2: Convert to fraction form
    70,564.86/97,394.60 = 42,286.95/x
  3. Step 3: Cross multiply
    70,564.86x = 97,394.60 × 42,286.95
  4. Step 4: Simplify right side
    70,564.86x = 4,118,520,686.19
  5. Step 5: Solve for x
    x = 4,118,520,686.19/70,564.86
  6. Step 6: Final answer
    x = 58,365.04

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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.