Home / 152,734.80-210,775.18-84,752.04

Finding the Fourth Proportional to 152,734.80, 210,775.18 and 84,752.04

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Solution

The fourth proportional to 152,734.80, 210,775.18 and 84,752.04 is: 116,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,734.80 : 210,775.18 = 84,752.04 : x
  2. Step 2: Convert to fraction form
    152,734.80/210,775.18 = 84,752.04/x
  3. Step 3: Cross multiply
    152,734.80x = 210,775.18 × 84,752.04
  4. Step 4: Simplify right side
    152,734.80x = 17,863,626,486.37
  5. Step 5: Solve for x
    x = 17,863,626,486.37/152,734.80
  6. Step 6: Final answer
    x = 116,958.46

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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.