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Finding the Fourth Proportional to 65,210.70, 97,816.05 and 60,804.30

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Solution

The fourth proportional to 65,210.70, 97,816.05 and 60,804.30 is: 91,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,210.70 : 97,816.05 = 60,804.30 : x
  2. Step 2: Convert to fraction form
    65,210.70/97,816.05 = 60,804.30/x
  3. Step 3: Cross multiply
    65,210.70x = 97,816.05 × 60,804.30
  4. Step 4: Simplify right side
    65,210.70x = 5,947,636,449.02
  5. Step 5: Solve for x
    x = 5,947,636,449.02/65,210.70
  6. Step 6: Final answer
    x = 91,206.45

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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.