Home / 334,783.20-502,178.89-98,130.67

Finding the Fourth Proportional to 334,783.20, 502,178.89 and 98,130.67

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Solution

The fourth proportional to 334,783.20, 502,178.89 and 98,130.67 is: 147,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,783.20 : 502,178.89 = 98,130.67 : x
  2. Step 2: Convert to fraction form
    334,783.20/502,178.89 = 98,130.67/x
  3. Step 3: Cross multiply
    334,783.20x = 502,178.89 × 98,130.67
  4. Step 4: Simplify right side
    334,783.20x = 49,279,149,434.78
  5. Step 5: Solve for x
    x = 49,279,149,434.78/334,783.20
  6. Step 6: Final answer
    x = 147,197.20

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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.