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Finding the Fourth Proportional to 151,741.48, 209,284.84 and 97,298.84

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Solution

The fourth proportional to 151,741.48, 209,284.84 and 97,298.84 is: 134,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,741.48 : 209,284.84 = 97,298.84 : x
  2. Step 2: Convert to fraction form
    151,741.48/209,284.84 = 97,298.84/x
  3. Step 3: Cross multiply
    151,741.48x = 209,284.84 × 97,298.84
  4. Step 4: Simplify right side
    151,741.48x = 20,363,172,161.59
  5. Step 5: Solve for x
    x = 20,363,172,161.59/151,741.48
  6. Step 6: Final answer
    x = 134,196.48

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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.