Home / 316,359.02-436,575.49-173,119.10

Finding the Fourth Proportional to 316,359.02, 436,575.49 and 173,119.10

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Solution

The fourth proportional to 316,359.02, 436,575.49 and 173,119.10 is: 238,904.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,359.02 : 436,575.49 = 173,119.10 : x
  2. Step 2: Convert to fraction form
    316,359.02/436,575.49 = 173,119.10/x
  3. Step 3: Cross multiply
    316,359.02x = 436,575.49 × 173,119.10
  4. Step 4: Simplify right side
    316,359.02x = 75,579,553,295.18
  5. Step 5: Solve for x
    x = 75,579,553,295.18/316,359.02
  6. Step 6: Final answer
    x = 238,904.37

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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.