Home / 69,870.99-96,423.70-38,041.64

Finding the Fourth Proportional to 69,870.99, 96,423.70 and 38,041.64

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Solution

The fourth proportional to 69,870.99, 96,423.70 and 38,041.64 is: 52,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,870.99 : 96,423.70 = 38,041.64 : x
  2. Step 2: Convert to fraction form
    69,870.99/96,423.70 = 38,041.64/x
  3. Step 3: Cross multiply
    69,870.99x = 96,423.70 × 38,041.64
  4. Step 4: Simplify right side
    69,870.99x = 3,668,115,682.87
  5. Step 5: Solve for x
    x = 3,668,115,682.87/69,870.99
  6. Step 6: Final answer
    x = 52,498.41

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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.