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Finding the Fourth Proportional to 58,832.59, 81,189.51 and 31,975.16

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Solution

The fourth proportional to 58,832.59, 81,189.51 and 31,975.16 is: 44,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,832.59 : 81,189.51 = 31,975.16 : x
  2. Step 2: Convert to fraction form
    58,832.59/81,189.51 = 31,975.16/x
  3. Step 3: Cross multiply
    58,832.59x = 81,189.51 × 31,975.16
  4. Step 4: Simplify right side
    58,832.59x = 2,596,047,572.57
  5. Step 5: Solve for x
    x = 2,596,047,572.57/58,832.59
  6. Step 6: Final answer
    x = 44,126.01

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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.