Home / 73,826.16-101,878.68-40,292.40

Finding the Fourth Proportional to 73,826.16, 101,878.68 and 40,292.40

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Solution

The fourth proportional to 73,826.16, 101,878.68 and 40,292.40 is: 55,602.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,826.16 : 101,878.68 = 40,292.40 : x
  2. Step 2: Convert to fraction form
    73,826.16/101,878.68 = 40,292.40/x
  3. Step 3: Cross multiply
    73,826.16x = 101,878.68 × 40,292.40
  4. Step 4: Simplify right side
    73,826.16x = 4,104,936,526.03
  5. Step 5: Solve for x
    x = 4,104,936,526.03/73,826.16
  6. Step 6: Final answer
    x = 55,602.74

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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.