Home / 67,840.93-93,512.64-53,477.47

Finding the Fourth Proportional to 67,840.93, 93,512.64 and 53,477.47

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Solution

The fourth proportional to 67,840.93, 93,512.64 and 53,477.47 is: 73,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,840.93 : 93,512.64 = 53,477.47 : x
  2. Step 2: Convert to fraction form
    67,840.93/93,512.64 = 53,477.47/x
  3. Step 3: Cross multiply
    67,840.93x = 93,512.64 × 53,477.47
  4. Step 4: Simplify right side
    67,840.93x = 5,000,819,400.22
  5. Step 5: Solve for x
    x = 5,000,819,400.22/67,840.93
  6. Step 6: Final answer
    x = 73,713.90

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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.