Home / 189,246.98-283,618.28-89,433.68

Finding the Fourth Proportional to 189,246.98, 283,618.28 and 89,433.68

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Solution

The fourth proportional to 189,246.98, 283,618.28 and 89,433.68 is: 134,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,246.98 : 283,618.28 = 89,433.68 : x
  2. Step 2: Convert to fraction form
    189,246.98/283,618.28 = 89,433.68/x
  3. Step 3: Cross multiply
    189,246.98x = 283,618.28 × 89,433.68
  4. Step 4: Simplify right side
    189,246.98x = 25,365,026,495.67
  5. Step 5: Solve for x
    x = 25,365,026,495.67/189,246.98
  6. Step 6: Final answer
    x = 134,031.34

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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.