Home / 232,457.19-348,550.29-90,136.20

Finding the Fourth Proportional to 232,457.19, 348,550.29 and 90,136.20

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Solution

The fourth proportional to 232,457.19, 348,550.29 and 90,136.20 is: 135,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,457.19 : 348,550.29 = 90,136.20 : x
  2. Step 2: Convert to fraction form
    232,457.19/348,550.29 = 90,136.20/x
  3. Step 3: Cross multiply
    232,457.19x = 348,550.29 × 90,136.20
  4. Step 4: Simplify right side
    232,457.19x = 31,416,998,649.50
  5. Step 5: Solve for x
    x = 31,416,998,649.50/232,457.19
  6. Step 6: Final answer
    x = 135,151.76

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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.