Home / 316,345.02-436,556.16-173,106.24

Finding the Fourth Proportional to 316,345.02, 436,556.16 and 173,106.24

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Solution

The fourth proportional to 316,345.02, 436,556.16 and 173,106.24 is: 238,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,345.02 : 436,556.16 = 173,106.24 : x
  2. Step 2: Convert to fraction form
    316,345.02/436,556.16 = 173,106.24/x
  3. Step 3: Cross multiply
    316,345.02x = 436,556.16 × 173,106.24
  4. Step 4: Simplify right side
    316,345.02x = 75,570,595,406.44
  5. Step 5: Solve for x
    x = 75,570,595,406.44/316,345.02
  6. Step 6: Final answer
    x = 238,886.63

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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.