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Finding the Fourth Proportional to 97,554.48, 134,624.40 and 52,842.48

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Solution

The fourth proportional to 97,554.48, 134,624.40 and 52,842.48 is: 72,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,554.48 : 134,624.40 = 52,842.48 : x
  2. Step 2: Convert to fraction form
    97,554.48/134,624.40 = 52,842.48/x
  3. Step 3: Cross multiply
    97,554.48x = 134,624.40 × 52,842.48
  4. Step 4: Simplify right side
    97,554.48x = 7,113,887,164.51
  5. Step 5: Solve for x
    x = 7,113,887,164.51/97,554.48
  6. Step 6: Final answer
    x = 72,922.20

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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.