Home / 70,948.60-97,827.78-53,013.40

Finding the Fourth Proportional to 70,948.60, 97,827.78 and 53,013.40

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Solution

The fourth proportional to 70,948.60, 97,827.78 and 53,013.40 is: 73,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,948.60 : 97,827.78 = 53,013.40 : x
  2. Step 2: Convert to fraction form
    70,948.60/97,827.78 = 53,013.40/x
  3. Step 3: Cross multiply
    70,948.60x = 97,827.78 × 53,013.40
  4. Step 4: Simplify right side
    70,948.60x = 5,186,183,232.25
  5. Step 5: Solve for x
    x = 5,186,183,232.25/70,948.60
  6. Step 6: Final answer
    x = 73,097.75

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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.