Home / 66,068.09-99,102.33-46,434.50

Finding the Fourth Proportional to 66,068.09, 99,102.33 and 46,434.50

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Solution

The fourth proportional to 66,068.09, 99,102.33 and 46,434.50 is: 69,651.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,068.09 : 99,102.33 = 46,434.50 : x
  2. Step 2: Convert to fraction form
    66,068.09/99,102.33 = 46,434.50/x
  3. Step 3: Cross multiply
    66,068.09x = 99,102.33 × 46,434.50
  4. Step 4: Simplify right side
    66,068.09x = 4,601,767,142.39
  5. Step 5: Solve for x
    x = 4,601,767,142.39/66,068.09
  6. Step 6: Final answer
    x = 69,651.89

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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.