Home / 374,107.45-561,161.19-89,798.00

Finding the Fourth Proportional to 374,107.45, 561,161.19 and 89,798.00

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Solution

The fourth proportional to 374,107.45, 561,161.19 and 89,798.00 is: 134,697.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,107.45 : 561,161.19 = 89,798.00 : x
  2. Step 2: Convert to fraction form
    374,107.45/561,161.19 = 89,798.00/x
  3. Step 3: Cross multiply
    374,107.45x = 561,161.19 × 89,798.00
  4. Step 4: Simplify right side
    374,107.45x = 50,391,153,493.53
  5. Step 5: Solve for x
    x = 50,391,153,493.53/374,107.45
  6. Step 6: Final answer
    x = 134,697.01

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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.