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Finding the Fourth Proportional to 97,036.92, 133,903.08 and 54,602.64

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Solution

The fourth proportional to 97,036.92, 133,903.08 and 54,602.64 is: 75,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,036.92 : 133,903.08 = 54,602.64 : x
  2. Step 2: Convert to fraction form
    97,036.92/133,903.08 = 54,602.64/x
  3. Step 3: Cross multiply
    97,036.92x = 133,903.08 × 54,602.64
  4. Step 4: Simplify right side
    97,036.92x = 7,311,461,672.13
  5. Step 5: Solve for x
    x = 7,311,461,672.13/97,036.92
  6. Step 6: Final answer
    x = 75,347.21

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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.