Home / 70,883.06-97,817.40-39,054.92

Finding the Fourth Proportional to 70,883.06, 97,817.40 and 39,054.92

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Solution

The fourth proportional to 70,883.06, 97,817.40 and 39,054.92 is: 53,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,883.06 : 97,817.40 = 39,054.92 : x
  2. Step 2: Convert to fraction form
    70,883.06/97,817.40 = 39,054.92/x
  3. Step 3: Cross multiply
    70,883.06x = 97,817.40 × 39,054.92
  4. Step 4: Simplify right side
    70,883.06x = 3,820,250,731.61
  5. Step 5: Solve for x
    x = 3,820,250,731.61/70,883.06
  6. Step 6: Final answer
    x = 53,895.12

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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.