Home / 152,250.84-210,106.58-84,272.50

Finding the Fourth Proportional to 152,250.84, 210,106.58 and 84,272.50

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Solution

The fourth proportional to 152,250.84, 210,106.58 and 84,272.50 is: 116,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,250.84 : 210,106.58 = 84,272.50 : x
  2. Step 2: Convert to fraction form
    152,250.84/210,106.58 = 84,272.50/x
  3. Step 3: Cross multiply
    152,250.84x = 210,106.58 × 84,272.50
  4. Step 4: Simplify right side
    152,250.84x = 17,706,206,604.32
  5. Step 5: Solve for x
    x = 17,706,206,604.32/152,250.84
  6. Step 6: Final answer
    x = 116,296.28

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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.