Home / 111,030.30-166,545.45-48,700.80

Finding the Fourth Proportional to 111,030.30, 166,545.45 and 48,700.80

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Solution

The fourth proportional to 111,030.30, 166,545.45 and 48,700.80 is: 73,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,030.30 : 166,545.45 = 48,700.80 : x
  2. Step 2: Convert to fraction form
    111,030.30/166,545.45 = 48,700.80/x
  3. Step 3: Cross multiply
    111,030.30x = 166,545.45 × 48,700.80
  4. Step 4: Simplify right side
    111,030.30x = 8,110,896,651.36
  5. Step 5: Solve for x
    x = 8,110,896,651.36/111,030.30
  6. Step 6: Final answer
    x = 73,051.20

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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.