Home / 66,113.64-99,342.18-61,794.18

Finding the Fourth Proportional to 66,113.64, 99,342.18 and 61,794.18

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Solution

The fourth proportional to 66,113.64, 99,342.18 and 61,794.18 is: 92,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,113.64 : 99,342.18 = 61,794.18 : x
  2. Step 2: Convert to fraction form
    66,113.64/99,342.18 = 61,794.18/x
  3. Step 3: Cross multiply
    66,113.64x = 99,342.18 × 61,794.18
  4. Step 4: Simplify right side
    66,113.64x = 6,138,768,552.51
  5. Step 5: Solve for x
    x = 6,138,768,552.51/66,113.64
  6. Step 6: Final answer
    x = 92,851.77

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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.