Home / 283,036.04-390,645.56-162,258.44

Finding the Fourth Proportional to 283,036.04, 390,645.56 and 162,258.44

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Solution

The fourth proportional to 283,036.04, 390,645.56 and 162,258.44 is: 223,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,036.04 : 390,645.56 = 162,258.44 : x
  2. Step 2: Convert to fraction form
    283,036.04/390,645.56 = 162,258.44/x
  3. Step 3: Cross multiply
    283,036.04x = 390,645.56 × 162,258.44
  4. Step 4: Simplify right side
    283,036.04x = 63,385,539,158.53
  5. Step 5: Solve for x
    x = 63,385,539,158.53/283,036.04
  6. Step 6: Final answer
    x = 223,948.65

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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.