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Finding the Fourth Proportional to 152,796, 210,848.73 and 84,814.32

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Solution

The fourth proportional to 152,796, 210,848.73 and 84,814.32 is: 117,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,796 : 210,848.73 = 84,814.32 : x
  2. Step 2: Convert to fraction form
    152,796/210,848.73 = 84,814.32/x
  3. Step 3: Cross multiply
    152,796x = 210,848.73 × 84,814.32
  4. Step 4: Simplify right side
    152,796x = 17,882,991,657.81
  5. Step 5: Solve for x
    x = 17,882,991,657.81/152,796
  6. Step 6: Final answer
    x = 117,038.35

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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.