Home / 282,642.30-423,963.45-164,447.10

Finding the Fourth Proportional to 282,642.30, 423,963.45 and 164,447.10

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Solution

The fourth proportional to 282,642.30, 423,963.45 and 164,447.10 is: 246,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,642.30 : 423,963.45 = 164,447.10 : x
  2. Step 2: Convert to fraction form
    282,642.30/423,963.45 = 164,447.10/x
  3. Step 3: Cross multiply
    282,642.30x = 423,963.45 × 164,447.10
  4. Step 4: Simplify right side
    282,642.30x = 69,719,559,858.50
  5. Step 5: Solve for x
    x = 69,719,559,858.50/282,642.30
  6. Step 6: Final answer
    x = 246,670.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.