Home / 98,725.94-148,111.19-31,262.07

Finding the Fourth Proportional to 98,725.94, 148,111.19 and 31,262.07

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Solution

The fourth proportional to 98,725.94, 148,111.19 and 31,262.07 is: 46,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,725.94 : 148,111.19 = 31,262.07 : x
  2. Step 2: Convert to fraction form
    98,725.94/148,111.19 = 31,262.07/x
  3. Step 3: Cross multiply
    98,725.94x = 148,111.19 × 31,262.07
  4. Step 4: Simplify right side
    98,725.94x = 4,630,261,492.70
  5. Step 5: Solve for x
    x = 4,630,261,492.70/98,725.94
  6. Step 6: Final answer
    x = 46,900.15

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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.