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Finding the Fourth Proportional to 153,950.76, 230,958.58 and 57,888.58

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Solution

The fourth proportional to 153,950.76, 230,958.58 and 57,888.58 is: 86,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,950.76 : 230,958.58 = 57,888.58 : x
  2. Step 2: Convert to fraction form
    153,950.76/230,958.58 = 57,888.58/x
  3. Step 3: Cross multiply
    153,950.76x = 230,958.58 × 57,888.58
  4. Step 4: Simplify right side
    153,950.76x = 13,369,864,235.02
  5. Step 5: Solve for x
    x = 13,369,864,235.02/153,950.76
  6. Step 6: Final answer
    x = 86,845.07

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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.