Home / 70,868.36-97,798.33-39,037.25

Finding the Fourth Proportional to 70,868.36, 97,798.33 and 39,037.25

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Solution

The fourth proportional to 70,868.36, 97,798.33 and 39,037.25 is: 53,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,868.36 : 97,798.33 = 39,037.25 : x
  2. Step 2: Convert to fraction form
    70,868.36/97,798.33 = 39,037.25/x
  3. Step 3: Cross multiply
    70,868.36x = 97,798.33 × 39,037.25
  4. Step 4: Simplify right side
    70,868.36x = 3,817,777,857.79
  5. Step 5: Solve for x
    x = 3,817,777,857.79/70,868.36
  6. Step 6: Final answer
    x = 53,871.40

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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.