Home / 191,709.08-287,563.60-58,588.21

Finding the Fourth Proportional to 191,709.08, 287,563.60 and 58,588.21

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Solution

The fourth proportional to 191,709.08, 287,563.60 and 58,588.21 is: 87,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,709.08 : 287,563.60 = 58,588.21 : x
  2. Step 2: Convert to fraction form
    191,709.08/287,563.60 = 58,588.21/x
  3. Step 3: Cross multiply
    191,709.08x = 287,563.60 × 58,588.21
  4. Step 4: Simplify right side
    191,709.08x = 16,847,836,585.16
  5. Step 5: Solve for x
    x = 16,847,836,585.16/191,709.08
  6. Step 6: Final answer
    x = 87,882.31

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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.