Home / 98,719.72-148,024.87-46,100.50

Finding the Fourth Proportional to 98,719.72, 148,024.87 and 46,100.50

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Solution

The fourth proportional to 98,719.72, 148,024.87 and 46,100.50 is: 69,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,719.72 : 148,024.87 = 46,100.50 : x
  2. Step 2: Convert to fraction form
    98,719.72/148,024.87 = 46,100.50/x
  3. Step 3: Cross multiply
    98,719.72x = 148,024.87 × 46,100.50
  4. Step 4: Simplify right side
    98,719.72x = 6,824,020,034.12
  5. Step 5: Solve for x
    x = 6,824,020,034.12/98,719.72
  6. Step 6: Final answer
    x = 69,125.20

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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.