Home / 190,177.66-262,492.41-118,640.89

Finding the Fourth Proportional to 190,177.66, 262,492.41 and 118,640.89

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Solution

The fourth proportional to 190,177.66, 262,492.41 and 118,640.89 is: 163,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,177.66 : 262,492.41 = 118,640.89 : x
  2. Step 2: Convert to fraction form
    190,177.66/262,492.41 = 118,640.89/x
  3. Step 3: Cross multiply
    190,177.66x = 262,492.41 × 118,640.89
  4. Step 4: Simplify right side
    190,177.66x = 31,142,333,140.64
  5. Step 5: Solve for x
    x = 31,142,333,140.64/190,177.66
  6. Step 6: Final answer
    x = 163,753.90

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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.