Home / 163,646.80-245,614.20-97,003.60

Finding the Fourth Proportional to 163,646.80, 245,614.20 and 97,003.60

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Solution

The fourth proportional to 163,646.80, 245,614.20 and 97,003.60 is: 145,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,646.80 : 245,614.20 = 97,003.60 : x
  2. Step 2: Convert to fraction form
    163,646.80/245,614.20 = 97,003.60/x
  3. Step 3: Cross multiply
    163,646.80x = 245,614.20 × 97,003.60
  4. Step 4: Simplify right side
    163,646.80x = 23,825,461,611.12
  5. Step 5: Solve for x
    x = 23,825,461,611.12/163,646.80
  6. Step 6: Final answer
    x = 145,590.76

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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.