Home / 58,280.27-87,088.64-43,759.92

Finding the Fourth Proportional to 58,280.27, 87,088.64 and 43,759.92

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Solution

The fourth proportional to 58,280.27, 87,088.64 and 43,759.92 is: 65,390.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,280.27 : 87,088.64 = 43,759.92 : x
  2. Step 2: Convert to fraction form
    58,280.27/87,088.64 = 43,759.92/x
  3. Step 3: Cross multiply
    58,280.27x = 87,088.64 × 43,759.92
  4. Step 4: Simplify right side
    58,280.27x = 3,810,992,109.14
  5. Step 5: Solve for x
    x = 3,810,992,109.14/58,280.27
  6. Step 6: Final answer
    x = 65,390.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.