Home / 70,886.10-97,823.56-39,056.14

Finding the Fourth Proportional to 70,886.10, 97,823.56 and 39,056.14

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Solution

The fourth proportional to 70,886.10, 97,823.56 and 39,056.14 is: 53,897.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,886.10 : 97,823.56 = 39,056.14 : x
  2. Step 2: Convert to fraction form
    70,886.10/97,823.56 = 39,056.14/x
  3. Step 3: Cross multiply
    70,886.10x = 97,823.56 × 39,056.14
  4. Step 4: Simplify right side
    70,886.10x = 3,820,610,654.66
  5. Step 5: Solve for x
    x = 3,820,610,654.66/70,886.10
  6. Step 6: Final answer
    x = 53,897.88

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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.