Home / 69,927.18-96,499.63-39,712.50

Finding the Fourth Proportional to 69,927.18, 96,499.63 and 39,712.50

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Solution

The fourth proportional to 69,927.18, 96,499.63 and 39,712.50 is: 54,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,927.18 : 96,499.63 = 39,712.50 : x
  2. Step 2: Convert to fraction form
    69,927.18/96,499.63 = 39,712.50/x
  3. Step 3: Cross multiply
    69,927.18x = 96,499.63 × 39,712.50
  4. Step 4: Simplify right side
    69,927.18x = 3,832,241,406.37
  5. Step 5: Solve for x
    x = 3,832,241,406.37/69,927.18
  6. Step 6: Final answer
    x = 54,803.32

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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.