Home / 66,430.85-99,624.60-22,045.68

Finding the Fourth Proportional to 66,430.85, 99,624.60 and 22,045.68

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Solution

The fourth proportional to 66,430.85, 99,624.60 and 22,045.68 is: 33,061.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430.85 : 99,624.60 = 22,045.68 : x
  2. Step 2: Convert to fraction form
    66,430.85/99,624.60 = 22,045.68/x
  3. Step 3: Cross multiply
    66,430.85x = 99,624.60 × 22,045.68
  4. Step 4: Simplify right side
    66,430.85x = 2,196,292,051.73
  5. Step 5: Solve for x
    x = 2,196,292,051.73/66,430.85
  6. Step 6: Final answer
    x = 33,061.33

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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.