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Finding the Fourth Proportional to 152,239.52, 210,161.04 and 88,554.08

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Solution

The fourth proportional to 152,239.52, 210,161.04 and 88,554.08 is: 122,245.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,239.52 : 210,161.04 = 88,554.08 : x
  2. Step 2: Convert to fraction form
    152,239.52/210,161.04 = 88,554.08/x
  3. Step 3: Cross multiply
    152,239.52x = 210,161.04 × 88,554.08
  4. Step 4: Simplify right side
    152,239.52x = 18,610,617,549.04
  5. Step 5: Solve for x
    x = 18,610,617,549.04/152,239.52
  6. Step 6: Final answer
    x = 122,245.64

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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.