Home / 42,588.08-58,699.48-29,136.12

Finding the Fourth Proportional to 42,588.08, 58,699.48 and 29,136.12

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Solution

The fourth proportional to 42,588.08, 58,699.48 and 29,136.12 is: 40,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,588.08 : 58,699.48 = 29,136.12 : x
  2. Step 2: Convert to fraction form
    42,588.08/58,699.48 = 29,136.12/x
  3. Step 3: Cross multiply
    42,588.08x = 58,699.48 × 29,136.12
  4. Step 4: Simplify right side
    42,588.08x = 1,710,275,093.22
  5. Step 5: Solve for x
    x = 1,710,275,093.22/42,588.08
  6. Step 6: Final answer
    x = 40,158.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.