Home / 152,825.41-210,888.48-84,837.01

Finding the Fourth Proportional to 152,825.41, 210,888.48 and 84,837.01

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Solution

The fourth proportional to 152,825.41, 210,888.48 and 84,837.01 is: 117,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,825.41 : 210,888.48 = 84,837.01 : x
  2. Step 2: Convert to fraction form
    152,825.41/210,888.48 = 84,837.01/x
  3. Step 3: Cross multiply
    152,825.41x = 210,888.48 × 84,837.01
  4. Step 4: Simplify right side
    152,825.41x = 17,891,148,086.64
  5. Step 5: Solve for x
    x = 17,891,148,086.64/152,825.41
  6. Step 6: Final answer
    x = 117,069.20

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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.