Home / 70,927.03-97,878.13-39,098.89

Finding the Fourth Proportional to 70,927.03, 97,878.13 and 39,098.89

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Solution

The fourth proportional to 70,927.03, 97,878.13 and 39,098.89 is: 53,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,927.03 : 97,878.13 = 39,098.89 : x
  2. Step 2: Convert to fraction form
    70,927.03/97,878.13 = 39,098.89/x
  3. Step 3: Cross multiply
    70,927.03x = 97,878.13 × 39,098.89
  4. Step 4: Simplify right side
    70,927.03x = 3,826,926,238.28
  5. Step 5: Solve for x
    x = 3,826,926,238.28/70,927.03
  6. Step 6: Final answer
    x = 53,955.82

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1.5x scale

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.