Home / 97,448.71-134,484.62-68,777.55

Finding the Fourth Proportional to 97,448.71, 134,484.62 and 68,777.55

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Solution

The fourth proportional to 97,448.71, 134,484.62 and 68,777.55 is: 94,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,448.71 : 134,484.62 = 68,777.55 : x
  2. Step 2: Convert to fraction form
    97,448.71/134,484.62 = 68,777.55/x
  3. Step 3: Cross multiply
    97,448.71x = 134,484.62 × 68,777.55
  4. Step 4: Simplify right side
    97,448.71x = 9,249,522,676.28
  5. Step 5: Solve for x
    x = 9,249,522,676.28/97,448.71
  6. Step 6: Final answer
    x = 94,916.83

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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.