Home / 166,064.40-249,096.60-47,728.80

Finding the Fourth Proportional to 166,064.40, 249,096.60 and 47,728.80

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Solution

The fourth proportional to 166,064.40, 249,096.60 and 47,728.80 is: 71,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,064.40 : 249,096.60 = 47,728.80 : x
  2. Step 2: Convert to fraction form
    166,064.40/249,096.60 = 47,728.80/x
  3. Step 3: Cross multiply
    166,064.40x = 249,096.60 × 47,728.80
  4. Step 4: Simplify right side
    166,064.40x = 11,889,081,802.08
  5. Step 5: Solve for x
    x = 11,889,081,802.08/166,064.40
  6. Step 6: Final answer
    x = 71,593.20

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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.