Home / 103,566.69-142,927.20-58,258.94

Finding the Fourth Proportional to 103,566.69, 142,927.20 and 58,258.94

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Solution

The fourth proportional to 103,566.69, 142,927.20 and 58,258.94 is: 80,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,566.69 : 142,927.20 = 58,258.94 : x
  2. Step 2: Convert to fraction form
    103,566.69/142,927.20 = 58,258.94/x
  3. Step 3: Cross multiply
    103,566.69x = 142,927.20 × 58,258.94
  4. Step 4: Simplify right side
    103,566.69x = 8,326,786,454.53
  5. Step 5: Solve for x
    x = 8,326,786,454.53/103,566.69
  6. Step 6: Final answer
    x = 80,400.24

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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.