Home / 277,677.12-383,235.32-163,019.00

Finding the Fourth Proportional to 277,677.12, 383,235.32 and 163,019.00

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Solution

The fourth proportional to 277,677.12, 383,235.32 and 163,019.00 is: 224,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,677.12 : 383,235.32 = 163,019.00 : x
  2. Step 2: Convert to fraction form
    277,677.12/383,235.32 = 163,019.00/x
  3. Step 3: Cross multiply
    277,677.12x = 383,235.32 × 163,019.00
  4. Step 4: Simplify right side
    277,677.12x = 62,474,635,899.81
  5. Step 5: Solve for x
    x = 62,474,635,899.81/277,677.12
  6. Step 6: Final answer
    x = 224,990.22

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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.