Home / 199,385.48-299,078.19-59,142.89

Finding the Fourth Proportional to 199,385.48, 299,078.19 and 59,142.89

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Solution

The fourth proportional to 199,385.48, 299,078.19 and 59,142.89 is: 88,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,385.48 : 299,078.19 = 59,142.89 : x
  2. Step 2: Convert to fraction form
    199,385.48/299,078.19 = 59,142.89/x
  3. Step 3: Cross multiply
    199,385.48x = 299,078.19 × 59,142.89
  4. Step 4: Simplify right side
    199,385.48x = 17,688,348,492.57
  5. Step 5: Solve for x
    x = 17,688,348,492.57/199,385.48
  6. Step 6: Final answer
    x = 88,714.33

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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.