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Finding the Fourth Proportional to 152,242.26, 210,094.68 and 84,263.88

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Solution

The fourth proportional to 152,242.26, 210,094.68 and 84,263.88 is: 116,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,242.26 : 210,094.68 = 84,263.88 : x
  2. Step 2: Convert to fraction form
    152,242.26/210,094.68 = 84,263.88/x
  3. Step 3: Cross multiply
    152,242.26x = 210,094.68 × 84,263.88
  4. Step 4: Simplify right side
    152,242.26x = 17,703,392,904.16
  5. Step 5: Solve for x
    x = 17,703,392,904.16/152,242.26
  6. Step 6: Final answer
    x = 116,284.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.