Home / 239,047.77-358,793.19-120,802.35

Finding the Fourth Proportional to 239,047.77, 358,793.19 and 120,802.35

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Solution

The fourth proportional to 239,047.77, 358,793.19 and 120,802.35 is: 181,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,047.77 : 358,793.19 = 120,802.35 : x
  2. Step 2: Convert to fraction form
    239,047.77/358,793.19 = 120,802.35/x
  3. Step 3: Cross multiply
    239,047.77x = 358,793.19 × 120,802.35
  4. Step 4: Simplify right side
    239,047.77x = 43,343,060,516.00
  5. Step 5: Solve for x
    x = 43,343,060,516.00/239,047.77
  6. Step 6: Final answer
    x = 181,315.48

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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.