Home / 98,477.48-147,703.91-27,405.45

Finding the Fourth Proportional to 98,477.48, 147,703.91 and 27,405.45

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Solution

The fourth proportional to 98,477.48, 147,703.91 and 27,405.45 is: 41,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,477.48 : 147,703.91 = 27,405.45 : x
  2. Step 2: Convert to fraction form
    98,477.48/147,703.91 = 27,405.45/x
  3. Step 3: Cross multiply
    98,477.48x = 147,703.91 × 27,405.45
  4. Step 4: Simplify right side
    98,477.48x = 4,047,892,120.31
  5. Step 5: Solve for x
    x = 4,047,892,120.31/98,477.48
  6. Step 6: Final answer
    x = 41,104.75

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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.