Home / 98,940.14-148,417.08-39,775.84

Finding the Fourth Proportional to 98,940.14, 148,417.08 and 39,775.84

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Solution

The fourth proportional to 98,940.14, 148,417.08 and 39,775.84 is: 59,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,940.14 : 148,417.08 = 39,775.84 : x
  2. Step 2: Convert to fraction form
    98,940.14/148,417.08 = 39,775.84/x
  3. Step 3: Cross multiply
    98,940.14x = 148,417.08 × 39,775.84
  4. Step 4: Simplify right side
    98,940.14x = 5,903,414,027.35
  5. Step 5: Solve for x
    x = 5,903,414,027.35/98,940.14
  6. Step 6: Final answer
    x = 59,666.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.