Home / 250,885.46-346,216.16-136,164.30

Finding the Fourth Proportional to 250,885.46, 346,216.16 and 136,164.30

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Solution

The fourth proportional to 250,885.46, 346,216.16 and 136,164.30 is: 187,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,885.46 : 346,216.16 = 136,164.30 : x
  2. Step 2: Convert to fraction form
    250,885.46/346,216.16 = 136,164.30/x
  3. Step 3: Cross multiply
    250,885.46x = 346,216.16 × 136,164.30
  4. Step 4: Simplify right side
    250,885.46x = 47,142,281,075.09
  5. Step 5: Solve for x
    x = 47,142,281,075.09/250,885.46
  6. Step 6: Final answer
    x = 187,903.60

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1.5x scale

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.