Home / 49,277.02-67,922.40-38,503.06

Finding the Fourth Proportional to 49,277.02, 67,922.40 and 38,503.06

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Solution

The fourth proportional to 49,277.02, 67,922.40 and 38,503.06 is: 53,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,277.02 : 67,922.40 = 38,503.06 : x
  2. Step 2: Convert to fraction form
    49,277.02/67,922.40 = 38,503.06/x
  3. Step 3: Cross multiply
    49,277.02x = 67,922.40 × 38,503.06
  4. Step 4: Simplify right side
    49,277.02x = 2,615,220,242.54
  5. Step 5: Solve for x
    x = 2,615,220,242.54/49,277.02
  6. Step 6: Final answer
    x = 53,071.80

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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.