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Finding the Fourth Proportional to 141,606.69, 212,410.60 and 57,368.45

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Solution

The fourth proportional to 141,606.69, 212,410.60 and 57,368.45 is: 86,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,606.69 : 212,410.60 = 57,368.45 : x
  2. Step 2: Convert to fraction form
    141,606.69/212,410.60 = 57,368.45/x
  3. Step 3: Cross multiply
    141,606.69x = 212,410.60 × 57,368.45
  4. Step 4: Simplify right side
    141,606.69x = 12,185,665,536.67
  5. Step 5: Solve for x
    x = 12,185,665,536.67/141,606.69
  6. Step 6: Final answer
    x = 86,052.89

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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.