Home / 97,160.23-134,076.36-54,120.07

Finding the Fourth Proportional to 97,160.23, 134,076.36 and 54,120.07

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Solution

The fourth proportional to 97,160.23, 134,076.36 and 54,120.07 is: 74,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,160.23 : 134,076.36 = 54,120.07 : x
  2. Step 2: Convert to fraction form
    97,160.23/134,076.36 = 54,120.07/x
  3. Step 3: Cross multiply
    97,160.23x = 134,076.36 × 54,120.07
  4. Step 4: Simplify right side
    97,160.23x = 7,256,221,988.55
  5. Step 5: Solve for x
    x = 7,256,221,988.55/97,160.23
  6. Step 6: Final answer
    x = 74,683.05

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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.