Home / 67,605.17-93,298.77-40,751.51

Finding the Fourth Proportional to 67,605.17, 93,298.77 and 40,751.51

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Solution

The fourth proportional to 67,605.17, 93,298.77 and 40,751.51 is: 56,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,605.17 : 93,298.77 = 40,751.51 : x
  2. Step 2: Convert to fraction form
    67,605.17/93,298.77 = 40,751.51/x
  3. Step 3: Cross multiply
    67,605.17x = 93,298.77 × 40,751.51
  4. Step 4: Simplify right side
    67,605.17x = 3,802,065,292.15
  5. Step 5: Solve for x
    x = 3,802,065,292.15/67,605.17
  6. Step 6: Final answer
    x = 56,239.27

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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.