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Finding the Fourth Proportional to 73,239.50, 101,081.30 and 46,384.50

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Solution

The fourth proportional to 73,239.50, 101,081.30 and 46,384.50 is: 64,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,239.50 : 101,081.30 = 46,384.50 : x
  2. Step 2: Convert to fraction form
    73,239.50/101,081.30 = 46,384.50/x
  3. Step 3: Cross multiply
    73,239.50x = 101,081.30 × 46,384.50
  4. Step 4: Simplify right side
    73,239.50x = 4,688,605,559.85
  5. Step 5: Solve for x
    x = 4,688,605,559.85/73,239.50
  6. Step 6: Final answer
    x = 64,017.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.