Home / 63,618.06-87,875.58-48,418.38

Finding the Fourth Proportional to 63,618.06, 87,875.58 and 48,418.38

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Solution

The fourth proportional to 63,618.06, 87,875.58 and 48,418.38 is: 66,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,618.06 : 87,875.58 = 48,418.38 : x
  2. Step 2: Convert to fraction form
    63,618.06/87,875.58 = 48,418.38/x
  3. Step 3: Cross multiply
    63,618.06x = 87,875.58 × 48,418.38
  4. Step 4: Simplify right side
    63,618.06x = 4,254,793,225.16
  5. Step 5: Solve for x
    x = 4,254,793,225.16/63,618.06
  6. Step 6: Final answer
    x = 66,880.27

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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.