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Finding the Fourth Proportional to 66,364.59, 99,547.80 and 44,018.46

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Solution

The fourth proportional to 66,364.59, 99,547.80 and 44,018.46 is: 66,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,364.59 : 99,547.80 = 44,018.46 : x
  2. Step 2: Convert to fraction form
    66,364.59/99,547.80 = 44,018.46/x
  3. Step 3: Cross multiply
    66,364.59x = 99,547.80 × 44,018.46
  4. Step 4: Simplify right side
    66,364.59x = 4,381,940,852.39
  5. Step 5: Solve for x
    x = 4,381,940,852.39/66,364.59
  6. Step 6: Final answer
    x = 66,028.30

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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.