Home / 191,588.19-287,426.97-58,468.20

Finding the Fourth Proportional to 191,588.19, 287,426.97 and 58,468.20

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Solution

The fourth proportional to 191,588.19, 287,426.97 and 58,468.20 is: 87,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,588.19 : 287,426.97 = 58,468.20 : x
  2. Step 2: Convert to fraction form
    191,588.19/287,426.97 = 58,468.20/x
  3. Step 3: Cross multiply
    191,588.19x = 287,426.97 × 58,468.20
  4. Step 4: Simplify right side
    191,588.19x = 16,805,337,567.35
  5. Step 5: Solve for x
    x = 16,805,337,567.35/191,588.19
  6. Step 6: Final answer
    x = 87,715.94

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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.