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Finding the Fourth Proportional to 104,800.34, 144,616.16 and 59,478.32

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Solution

The fourth proportional to 104,800.34, 144,616.16 and 59,478.32 is: 82,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,800.34 : 144,616.16 = 59,478.32 : x
  2. Step 2: Convert to fraction form
    104,800.34/144,616.16 = 59,478.32/x
  3. Step 3: Cross multiply
    104,800.34x = 144,616.16 × 59,478.32
  4. Step 4: Simplify right side
    104,800.34x = 8,601,525,221.18
  5. Step 5: Solve for x
    x = 8,601,525,221.18/104,800.34
  6. Step 6: Final answer
    x = 82,075.36

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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.