Home / 66,536.57-99,856.99-46,415.18

Finding the Fourth Proportional to 66,536.57, 99,856.99 and 46,415.18

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Solution

The fourth proportional to 66,536.57, 99,856.99 and 46,415.18 is: 69,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,536.57 : 99,856.99 = 46,415.18 : x
  2. Step 2: Convert to fraction form
    66,536.57/99,856.99 = 46,415.18/x
  3. Step 3: Cross multiply
    66,536.57x = 99,856.99 × 46,415.18
  4. Step 4: Simplify right side
    66,536.57x = 4,634,879,549.79
  5. Step 5: Solve for x
    x = 4,634,879,549.79/66,536.57
  6. Step 6: Final answer
    x = 69,659.13

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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.