Home / 134,797.37-186,023.93-74,368.80

Finding the Fourth Proportional to 134,797.37, 186,023.93 and 74,368.80

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Solution

The fourth proportional to 134,797.37, 186,023.93 and 74,368.80 is: 102,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,797.37 : 186,023.93 = 74,368.80 : x
  2. Step 2: Convert to fraction form
    134,797.37/186,023.93 = 74,368.80/x
  3. Step 3: Cross multiply
    134,797.37x = 186,023.93 × 74,368.80
  4. Step 4: Simplify right side
    134,797.37x = 13,834,376,073.54
  5. Step 5: Solve for x
    x = 13,834,376,073.54/134,797.37
  6. Step 6: Final answer
    x = 102,630.91

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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.