Home / 69,873.15-96,421.77-38,041.98

Finding the Fourth Proportional to 69,873.15, 96,421.77 and 38,041.98

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Solution

The fourth proportional to 69,873.15, 96,421.77 and 38,041.98 is: 52,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,873.15 : 96,421.77 = 38,041.98 : x
  2. Step 2: Convert to fraction form
    69,873.15/96,421.77 = 38,041.98/x
  3. Step 3: Cross multiply
    69,873.15x = 96,421.77 × 38,041.98
  4. Step 4: Simplify right side
    69,873.15x = 3,668,075,045.90
  5. Step 5: Solve for x
    x = 3,668,075,045.90/69,873.15
  6. Step 6: Final answer
    x = 52,496.20

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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.