Home / 45,801.27-68,711.69-14,210.64

Finding the Fourth Proportional to 45,801.27, 68,711.69 and 14,210.64

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Solution

The fourth proportional to 45,801.27, 68,711.69 and 14,210.64 is: 21,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,801.27 : 68,711.69 = 14,210.64 : x
  2. Step 2: Convert to fraction form
    45,801.27/68,711.69 = 14,210.64/x
  3. Step 3: Cross multiply
    45,801.27x = 68,711.69 × 14,210.64
  4. Step 4: Simplify right side
    45,801.27x = 976,437,125.91
  5. Step 5: Solve for x
    x = 976,437,125.91/45,801.27
  6. Step 6: Final answer
    x = 21,319.00

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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.