Home / 282,095.22-389,189.23-185,351.18

Finding the Fourth Proportional to 282,095.22, 389,189.23 and 185,351.18

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Solution

The fourth proportional to 282,095.22, 389,189.23 and 185,351.18 is: 255,717.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,095.22 : 389,189.23 = 185,351.18 : x
  2. Step 2: Convert to fraction form
    282,095.22/389,189.23 = 185,351.18/x
  3. Step 3: Cross multiply
    282,095.22x = 389,189.23 × 185,351.18
  4. Step 4: Simplify right side
    282,095.22x = 72,136,683,023.79
  5. Step 5: Solve for x
    x = 72,136,683,023.79/282,095.22
  6. Step 6: Final answer
    x = 255,717.50

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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.