Home / 91,595.44-126,403.77-51,307.12

Finding the Fourth Proportional to 91,595.44, 126,403.77 and 51,307.12

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Solution

The fourth proportional to 91,595.44, 126,403.77 and 51,307.12 is: 70,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,595.44 : 126,403.77 = 51,307.12 : x
  2. Step 2: Convert to fraction form
    91,595.44/126,403.77 = 51,307.12/x
  3. Step 3: Cross multiply
    91,595.44x = 126,403.77 × 51,307.12
  4. Step 4: Simplify right side
    91,595.44x = 6,485,413,395.84
  5. Step 5: Solve for x
    x = 6,485,413,395.84/91,595.44
  6. Step 6: Final answer
    x = 70,804.98

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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.