Home / 134,193.84-185,228.76-86,447.04

Finding the Fourth Proportional to 134,193.84, 185,228.76 and 86,447.04

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Solution

The fourth proportional to 134,193.84, 185,228.76 and 86,447.04 is: 119,323.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,193.84 : 185,228.76 = 86,447.04 : x
  2. Step 2: Convert to fraction form
    134,193.84/185,228.76 = 86,447.04/x
  3. Step 3: Cross multiply
    134,193.84x = 185,228.76 × 86,447.04
  4. Step 4: Simplify right side
    134,193.84x = 16,012,478,024.87
  5. Step 5: Solve for x
    x = 16,012,478,024.87/134,193.84
  6. Step 6: Final answer
    x = 119,323.50

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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.