Home / 97,196.40-134,130.44-54,768.60

Finding the Fourth Proportional to 97,196.40, 134,130.44 and 54,768.60

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Solution

The fourth proportional to 97,196.40, 134,130.44 and 54,768.60 is: 75,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,196.40 : 134,130.44 = 54,768.60 : x
  2. Step 2: Convert to fraction form
    97,196.40/134,130.44 = 54,768.60/x
  3. Step 3: Cross multiply
    97,196.40x = 134,130.44 × 54,768.60
  4. Step 4: Simplify right side
    97,196.40x = 7,346,136,416.18
  5. Step 5: Solve for x
    x = 7,346,136,416.18/97,196.40
  6. Step 6: Final answer
    x = 75,580.33

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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.