Home / 295,023.47-407,071.37-172,492.23

Finding the Fourth Proportional to 295,023.47, 407,071.37 and 172,492.23

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Solution

The fourth proportional to 295,023.47, 407,071.37 and 172,492.23 is: 238,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,023.47 : 407,071.37 = 172,492.23 : x
  2. Step 2: Convert to fraction form
    295,023.47/407,071.37 = 172,492.23/x
  3. Step 3: Cross multiply
    295,023.47x = 407,071.37 × 172,492.23
  4. Step 4: Simplify right side
    295,023.47x = 70,216,650,338.20
  5. Step 5: Solve for x
    x = 70,216,650,338.20/295,023.47
  6. Step 6: Final answer
    x = 238,003.61

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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.