Home / 103,564.70-142,924.44-58,256.94

Finding the Fourth Proportional to 103,564.70, 142,924.44 and 58,256.94

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Solution

The fourth proportional to 103,564.70, 142,924.44 and 58,256.94 is: 80,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,564.70 : 142,924.44 = 58,256.94 : x
  2. Step 2: Convert to fraction form
    103,564.70/142,924.44 = 58,256.94/x
  3. Step 3: Cross multiply
    103,564.70x = 142,924.44 × 58,256.94
  4. Step 4: Simplify right side
    103,564.70x = 8,326,340,525.61
  5. Step 5: Solve for x
    x = 8,326,340,525.61/103,564.70
  6. Step 6: Final answer
    x = 80,397.48

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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.