Home / 94,420.35-130,300.25-51,399.63

Finding the Fourth Proportional to 94,420.35, 130,300.25 and 51,399.63

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Solution

The fourth proportional to 94,420.35, 130,300.25 and 51,399.63 is: 70,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,420.35 : 130,300.25 = 51,399.63 : x
  2. Step 2: Convert to fraction form
    94,420.35/130,300.25 = 51,399.63/x
  3. Step 3: Cross multiply
    94,420.35x = 130,300.25 × 51,399.63
  4. Step 4: Simplify right side
    94,420.35x = 6,697,384,381.91
  5. Step 5: Solve for x
    x = 6,697,384,381.91/94,420.35
  6. Step 6: Final answer
    x = 70,931.58

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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.