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Finding the Fourth Proportional to 98,856.40, 148,284.60 and 93,024.40

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Solution

The fourth proportional to 98,856.40, 148,284.60 and 93,024.40 is: 139,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,856.40 : 148,284.60 = 93,024.40 : x
  2. Step 2: Convert to fraction form
    98,856.40/148,284.60 = 93,024.40/x
  3. Step 3: Cross multiply
    98,856.40x = 148,284.60 × 93,024.40
  4. Step 4: Simplify right side
    98,856.40x = 13,794,085,944.24
  5. Step 5: Solve for x
    x = 13,794,085,944.24/98,856.40
  6. Step 6: Final answer
    x = 139,536.60

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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.