Home / 61,623.05-92,434.58-20,070.05

Finding the Fourth Proportional to 61,623.05, 92,434.58 and 20,070.05

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Solution

The fourth proportional to 61,623.05, 92,434.58 and 20,070.05 is: 30,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,623.05 : 92,434.58 = 20,070.05 : x
  2. Step 2: Convert to fraction form
    61,623.05/92,434.58 = 20,070.05/x
  3. Step 3: Cross multiply
    61,623.05x = 92,434.58 × 20,070.05
  4. Step 4: Simplify right side
    61,623.05x = 1,855,166,923.59
  5. Step 5: Solve for x
    x = 1,855,166,923.59/61,623.05
  6. Step 6: Final answer
    x = 30,105.08

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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.