Home / 112,398.90-168,692.94-56,222.16

Finding the Fourth Proportional to 112,398.90, 168,692.94 and 56,222.16

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Solution

The fourth proportional to 112,398.90, 168,692.94 and 56,222.16 is: 84,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,398.90 : 168,692.94 = 56,222.16 : x
  2. Step 2: Convert to fraction form
    112,398.90/168,692.94 = 56,222.16/x
  3. Step 3: Cross multiply
    112,398.90x = 168,692.94 × 56,222.16
  4. Step 4: Simplify right side
    112,398.90x = 9,484,281,463.55
  5. Step 5: Solve for x
    x = 9,484,281,463.55/112,398.90
  6. Step 6: Final answer
    x = 84,380.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.