Home / 191,725.36-287,588.75-58,605.10

Finding the Fourth Proportional to 191,725.36, 287,588.75 and 58,605.10

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Solution

The fourth proportional to 191,725.36, 287,588.75 and 58,605.10 is: 87,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,725.36 : 287,588.75 = 58,605.10 : x
  2. Step 2: Convert to fraction form
    191,725.36/287,588.75 = 58,605.10/x
  3. Step 3: Cross multiply
    191,725.36x = 287,588.75 × 58,605.10
  4. Step 4: Simplify right side
    191,725.36x = 16,854,166,440.63
  5. Step 5: Solve for x
    x = 16,854,166,440.63/191,725.36
  6. Step 6: Final answer
    x = 87,907.86

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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.