Home / 185,030.27-255,347.96-113,396.45

Finding the Fourth Proportional to 185,030.27, 255,347.96 and 113,396.45

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Solution

The fourth proportional to 185,030.27, 255,347.96 and 113,396.45 is: 156,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,030.27 : 255,347.96 = 113,396.45 : x
  2. Step 2: Convert to fraction form
    185,030.27/255,347.96 = 113,396.45/x
  3. Step 3: Cross multiply
    185,030.27x = 255,347.96 × 113,396.45
  4. Step 4: Simplify right side
    185,030.27x = 28,955,551,611.76
  5. Step 5: Solve for x
    x = 28,955,551,611.76/185,030.27
  6. Step 6: Final answer
    x = 156,490.89

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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.