Home / 314,278.16-433,695.53-171,035.13

Finding the Fourth Proportional to 314,278.16, 433,695.53 and 171,035.13

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Solution

The fourth proportional to 314,278.16, 433,695.53 and 171,035.13 is: 236,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,278.16 : 433,695.53 = 171,035.13 : x
  2. Step 2: Convert to fraction form
    314,278.16/433,695.53 = 171,035.13/x
  3. Step 3: Cross multiply
    314,278.16x = 433,695.53 × 171,035.13
  4. Step 4: Simplify right side
    314,278.16x = 74,177,170,498.79
  5. Step 5: Solve for x
    x = 74,177,170,498.79/314,278.16
  6. Step 6: Final answer
    x = 236,023.95

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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.