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Finding the Fourth Proportional to 114,657.93, 171,908.37 and 58,389.12

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Solution

The fourth proportional to 114,657.93, 171,908.37 and 58,389.12 is: 87,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,657.93 : 171,908.37 = 58,389.12 : x
  2. Step 2: Convert to fraction form
    114,657.93/171,908.37 = 58,389.12/x
  3. Step 3: Cross multiply
    114,657.93x = 171,908.37 × 58,389.12
  4. Step 4: Simplify right side
    114,657.93x = 10,037,578,444.93
  5. Step 5: Solve for x
    x = 10,037,578,444.93/114,657.93
  6. Step 6: Final answer
    x = 87,543.69

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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.