Home / 52,622.12-72,623.52-28,752.38

Finding the Fourth Proportional to 52,622.12, 72,623.52 and 28,752.38

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Solution

The fourth proportional to 52,622.12, 72,623.52 and 28,752.38 is: 39,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,622.12 : 72,623.52 = 28,752.38 : x
  2. Step 2: Convert to fraction form
    52,622.12/72,623.52 = 28,752.38/x
  3. Step 3: Cross multiply
    52,622.12x = 72,623.52 × 28,752.38
  4. Step 4: Simplify right side
    52,622.12x = 2,088,099,043.98
  5. Step 5: Solve for x
    x = 2,088,099,043.98/52,622.12
  6. Step 6: Final answer
    x = 39,681.01

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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.