Home / 108,210.07-149,327.02-60,463.81

Finding the Fourth Proportional to 108,210.07, 149,327.02 and 60,463.81

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Solution

The fourth proportional to 108,210.07, 149,327.02 and 60,463.81 is: 83,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,210.07 : 149,327.02 = 60,463.81 : x
  2. Step 2: Convert to fraction form
    108,210.07/149,327.02 = 60,463.81/x
  3. Step 3: Cross multiply
    108,210.07x = 149,327.02 × 60,463.81
  4. Step 4: Simplify right side
    108,210.07x = 9,028,880,565.15
  5. Step 5: Solve for x
    x = 9,028,880,565.15/108,210.07
  6. Step 6: Final answer
    x = 83,438.45

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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.