Home / 89,526.64-123,544.30-49,240.40

Finding the Fourth Proportional to 89,526.64, 123,544.30 and 49,240.40

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Solution

The fourth proportional to 89,526.64, 123,544.30 and 49,240.40 is: 67,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,526.64 : 123,544.30 = 49,240.40 : x
  2. Step 2: Convert to fraction form
    89,526.64/123,544.30 = 49,240.40/x
  3. Step 3: Cross multiply
    89,526.64x = 123,544.30 × 49,240.40
  4. Step 4: Simplify right side
    89,526.64x = 6,083,370,749.72
  5. Step 5: Solve for x
    x = 6,083,370,749.72/89,526.64
  6. Step 6: Final answer
    x = 67,950.40

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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.