Home / 65,503.20-98,400.60-62,846.40

Finding the Fourth Proportional to 65,503.20, 98,400.60 and 62,846.40

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Solution

The fourth proportional to 65,503.20, 98,400.60 and 62,846.40 is: 94,409.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,503.20 : 98,400.60 = 62,846.40 : x
  2. Step 2: Convert to fraction form
    65,503.20/98,400.60 = 62,846.40/x
  3. Step 3: Cross multiply
    65,503.20x = 98,400.60 × 62,846.40
  4. Step 4: Simplify right side
    65,503.20x = 6,184,123,467.84
  5. Step 5: Solve for x
    x = 6,184,123,467.84/65,503.20
  6. Step 6: Final answer
    x = 94,409.49

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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.