Home / 66,259.13-91,437.59-36,451.13

Finding the Fourth Proportional to 66,259.13, 91,437.59 and 36,451.13

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Solution

The fourth proportional to 66,259.13, 91,437.59 and 36,451.13 is: 50,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,259.13 : 91,437.59 = 36,451.13 : x
  2. Step 2: Convert to fraction form
    66,259.13/91,437.59 = 36,451.13/x
  3. Step 3: Cross multiply
    66,259.13x = 91,437.59 × 36,451.13
  4. Step 4: Simplify right side
    66,259.13x = 3,333,003,113.92
  5. Step 5: Solve for x
    x = 3,333,003,113.92/66,259.13
  6. Step 6: Final answer
    x = 50,302.55

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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.