Home / 92,801.43-128,066.28-50,359.95

Finding the Fourth Proportional to 92,801.43, 128,066.28 and 50,359.95

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Solution

The fourth proportional to 92,801.43, 128,066.28 and 50,359.95 is: 69,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,801.43 : 128,066.28 = 50,359.95 : x
  2. Step 2: Convert to fraction form
    92,801.43/128,066.28 = 50,359.95/x
  3. Step 3: Cross multiply
    92,801.43x = 128,066.28 × 50,359.95
  4. Step 4: Simplify right side
    92,801.43x = 6,449,411,457.49
  5. Step 5: Solve for x
    x = 6,449,411,457.49/92,801.43
  6. Step 6: Final answer
    x = 69,496.90

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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.