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Finding the Fourth Proportional to 73,124.51, 100,918.53 and 44,437.55

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Solution

The fourth proportional to 73,124.51, 100,918.53 and 44,437.55 is: 61,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,124.51 : 100,918.53 = 44,437.55 : x
  2. Step 2: Convert to fraction form
    73,124.51/100,918.53 = 44,437.55/x
  3. Step 3: Cross multiply
    73,124.51x = 100,918.53 × 44,437.55
  4. Step 4: Simplify right side
    73,124.51x = 4,484,571,718.21
  5. Step 5: Solve for x
    x = 4,484,571,718.21/73,124.51
  6. Step 6: Final answer
    x = 61,327.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.