Home / 87,464.56-130,899.57-65,222.77

Finding the Fourth Proportional to 87,464.56, 130,899.57 and 65,222.77

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Solution

The fourth proportional to 87,464.56, 130,899.57 and 65,222.77 is: 97,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,464.56 : 130,899.57 = 65,222.77 : x
  2. Step 2: Convert to fraction form
    87,464.56/130,899.57 = 65,222.77/x
  3. Step 3: Cross multiply
    87,464.56x = 130,899.57 × 65,222.77
  4. Step 4: Simplify right side
    87,464.56x = 8,537,632,547.21
  5. Step 5: Solve for x
    x = 8,537,632,547.21/87,464.56
  6. Step 6: Final answer
    x = 97,612.48

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1.5x scale

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.