Home / 191,523.77-287,332.19-58,406.39

Finding the Fourth Proportional to 191,523.77, 287,332.19 and 58,406.39

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Solution

The fourth proportional to 191,523.77, 287,332.19 and 58,406.39 is: 87,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,523.77 : 287,332.19 = 58,406.39 : x
  2. Step 2: Convert to fraction form
    191,523.77/287,332.19 = 58,406.39/x
  3. Step 3: Cross multiply
    191,523.77x = 287,332.19 × 58,406.39
  4. Step 4: Simplify right side
    191,523.77x = 16,782,034,220.00
  5. Step 5: Solve for x
    x = 16,782,034,220.00/191,523.77
  6. Step 6: Final answer
    x = 87,623.77

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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.