Home / 67,543.02-93,220.94-39,265.11

Finding the Fourth Proportional to 67,543.02, 93,220.94 and 39,265.11

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Solution

The fourth proportional to 67,543.02, 93,220.94 and 39,265.11 is: 54,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,543.02 : 93,220.94 = 39,265.11 : x
  2. Step 2: Convert to fraction form
    67,543.02/93,220.94 = 39,265.11/x
  3. Step 3: Cross multiply
    67,543.02x = 93,220.94 × 39,265.11
  4. Step 4: Simplify right side
    67,543.02x = 3,660,330,561.57
  5. Step 5: Solve for x
    x = 3,660,330,561.57/67,543.02
  6. Step 6: Final answer
    x = 54,192.58

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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.