Home / 70,911.02-97,857.24-39,079.64

Finding the Fourth Proportional to 70,911.02, 97,857.24 and 39,079.64

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Solution

The fourth proportional to 70,911.02, 97,857.24 and 39,079.64 is: 53,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,911.02 : 97,857.24 = 39,079.64 : x
  2. Step 2: Convert to fraction form
    70,911.02/97,857.24 = 39,079.64/x
  3. Step 3: Cross multiply
    70,911.02x = 97,857.24 × 39,079.64
  4. Step 4: Simplify right side
    70,911.02x = 3,824,225,710.59
  5. Step 5: Solve for x
    x = 3,824,225,710.59/70,911.02
  6. Step 6: Final answer
    x = 53,929.92

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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.