Home / 45,753.93-68,603.76-14,154.63

Finding the Fourth Proportional to 45,753.93, 68,603.76 and 14,154.63

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Solution

The fourth proportional to 45,753.93, 68,603.76 and 14,154.63 is: 21,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,753.93 : 68,603.76 = 14,154.63 : x
  2. Step 2: Convert to fraction form
    45,753.93/68,603.76 = 14,154.63/x
  3. Step 3: Cross multiply
    45,753.93x = 68,603.76 × 14,154.63
  4. Step 4: Simplify right side
    45,753.93x = 971,060,839.41
  5. Step 5: Solve for x
    x = 971,060,839.41/45,753.93
  6. Step 6: Final answer
    x = 21,223.55

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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.