Home / 316,015.35-474,070.23-116,320.55

Finding the Fourth Proportional to 316,015.35, 474,070.23 and 116,320.55

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Solution

The fourth proportional to 316,015.35, 474,070.23 and 116,320.55 is: 174,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,015.35 : 474,070.23 = 116,320.55 : x
  2. Step 2: Convert to fraction form
    316,015.35/474,070.23 = 116,320.55/x
  3. Step 3: Cross multiply
    316,015.35x = 474,070.23 × 116,320.55
  4. Step 4: Simplify right side
    316,015.35x = 55,144,109,892.23
  5. Step 5: Solve for x
    x = 55,144,109,892.23/316,015.35
  6. Step 6: Final answer
    x = 174,498.20

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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.