Home / 234,457.31-323,550.64-127,030.25

Finding the Fourth Proportional to 234,457.31, 323,550.64 and 127,030.25

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Solution

The fourth proportional to 234,457.31, 323,550.64 and 127,030.25 is: 175,301.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,457.31 : 323,550.64 = 127,030.25 : x
  2. Step 2: Convert to fraction form
    234,457.31/323,550.64 = 127,030.25/x
  3. Step 3: Cross multiply
    234,457.31x = 323,550.64 × 127,030.25
  4. Step 4: Simplify right side
    234,457.31x = 41,100,718,686.86
  5. Step 5: Solve for x
    x = 41,100,718,686.86/234,457.31
  6. Step 6: Final answer
    x = 175,301.50

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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.