Home / 70,712.34-97,582.23-52,643.85

Finding the Fourth Proportional to 70,712.34, 97,582.23 and 52,643.85

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Solution

The fourth proportional to 70,712.34, 97,582.23 and 52,643.85 is: 72,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,712.34 : 97,582.23 = 52,643.85 : x
  2. Step 2: Convert to fraction form
    70,712.34/97,582.23 = 52,643.85/x
  3. Step 3: Cross multiply
    70,712.34x = 97,582.23 × 52,643.85
  4. Step 4: Simplify right side
    70,712.34x = 5,137,104,278.79
  5. Step 5: Solve for x
    x = 5,137,104,278.79/70,712.34
  6. Step 6: Final answer
    x = 72,647.92

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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.