Home / 62,887.07-86,832.87-48,328.20

Finding the Fourth Proportional to 62,887.07, 86,832.87 and 48,328.20

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Solution

The fourth proportional to 62,887.07, 86,832.87 and 48,328.20 is: 66,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,887.07 : 86,832.87 = 48,328.20 : x
  2. Step 2: Convert to fraction form
    62,887.07/86,832.87 = 48,328.20/x
  3. Step 3: Cross multiply
    62,887.07x = 86,832.87 × 48,328.20
  4. Step 4: Simplify right side
    62,887.07x = 4,196,476,275.15
  5. Step 5: Solve for x
    x = 4,196,476,275.15/62,887.07
  6. Step 6: Final answer
    x = 66,730.35

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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.