Home / 67,640.06-93,335.59-37,421.19

Finding the Fourth Proportional to 67,640.06, 93,335.59 and 37,421.19

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Solution

The fourth proportional to 67,640.06, 93,335.59 and 37,421.19 is: 51,636.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,640.06 : 93,335.59 = 37,421.19 : x
  2. Step 2: Convert to fraction form
    67,640.06/93,335.59 = 37,421.19/x
  3. Step 3: Cross multiply
    67,640.06x = 93,335.59 × 37,421.19
  4. Step 4: Simplify right side
    67,640.06x = 3,492,728,893.93
  5. Step 5: Solve for x
    x = 3,492,728,893.93/67,640.06
  6. Step 6: Final answer
    x = 51,636.99

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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.