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Finding the Fourth Proportional to 58,457.70, 80,670.53 and 32,963.66

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Solution

The fourth proportional to 58,457.70, 80,670.53 and 32,963.66 is: 45,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,457.70 : 80,670.53 = 32,963.66 : x
  2. Step 2: Convert to fraction form
    58,457.70/80,670.53 = 32,963.66/x
  3. Step 3: Cross multiply
    58,457.70x = 80,670.53 × 32,963.66
  4. Step 4: Simplify right side
    58,457.70x = 2,659,195,904.51
  5. Step 5: Solve for x
    x = 2,659,195,904.51/58,457.70
  6. Step 6: Final answer
    x = 45,489.23

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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.