Home / 133,192.32-183,737.13-90,173.35

Finding the Fourth Proportional to 133,192.32, 183,737.13 and 90,173.35

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Solution

The fourth proportional to 133,192.32, 183,737.13 and 90,173.35 is: 124,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,192.32 : 183,737.13 = 90,173.35 : x
  2. Step 2: Convert to fraction form
    133,192.32/183,737.13 = 90,173.35/x
  3. Step 3: Cross multiply
    133,192.32x = 183,737.13 × 90,173.35
  4. Step 4: Simplify right side
    133,192.32x = 16,568,192,423.01
  5. Step 5: Solve for x
    x = 16,568,192,423.01/133,192.32
  6. Step 6: Final answer
    x = 124,393.00

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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.