Home / 94,986.40-142,479.60-94,330.30

Finding the Fourth Proportional to 94,986.40, 142,479.60 and 94,330.30

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Solution

The fourth proportional to 94,986.40, 142,479.60 and 94,330.30 is: 141,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,986.40 : 142,479.60 = 94,330.30 : x
  2. Step 2: Convert to fraction form
    94,986.40/142,479.60 = 94,330.30/x
  3. Step 3: Cross multiply
    94,986.40x = 142,479.60 × 94,330.30
  4. Step 4: Simplify right side
    94,986.40x = 13,440,143,411.88
  5. Step 5: Solve for x
    x = 13,440,143,411.88/94,986.40
  6. Step 6: Final answer
    x = 141,495.45

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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.