Home / 282,953.60-390,531.44-162,175.83

Finding the Fourth Proportional to 282,953.60, 390,531.44 and 162,175.83

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Solution

The fourth proportional to 282,953.60, 390,531.44 and 162,175.83 is: 223,834.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,953.60 : 390,531.44 = 162,175.83 : x
  2. Step 2: Convert to fraction form
    282,953.60/390,531.44 = 162,175.83/x
  3. Step 3: Cross multiply
    282,953.60x = 390,531.44 × 162,175.83
  4. Step 4: Simplify right side
    282,953.60x = 63,334,760,423.10
  5. Step 5: Solve for x
    x = 63,334,760,423.10/282,953.60
  6. Step 6: Final answer
    x = 223,834.44

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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.