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Finding the Fourth Proportional to 44,319, 61,125.63 and 28,404.96

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Solution

The fourth proportional to 44,319, 61,125.63 and 28,404.96 is: 39,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,319 : 61,125.63 = 28,404.96 : x
  2. Step 2: Convert to fraction form
    44,319/61,125.63 = 28,404.96/x
  3. Step 3: Cross multiply
    44,319x = 61,125.63 × 28,404.96
  4. Step 4: Simplify right side
    44,319x = 1,736,271,075.12
  5. Step 5: Solve for x
    x = 1,736,271,075.12/44,319
  6. Step 6: Final answer
    x = 39,176.68

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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.