Home / 55,013,181.60-82,519,772.40-52,887,417.60

Finding the Fourth Proportional to 55,013,181.60, 82,519,772.40 and 52,887,417.60

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Solution

The fourth proportional to 55,013,181.60, 82,519,772.40 and 52,887,417.60 is: 79,331,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013,181.60 : 82,519,772.40 = 52,887,417.60 : x
  2. Step 2: Convert to fraction form
    55,013,181.60/82,519,772.40 = 52,887,417.60/x
  3. Step 3: Cross multiply
    55,013,181.60x = 82,519,772.40 × 52,887,417.60
  4. Step 4: Simplify right side
    55,013,181.60x = 4,364,257,663,175,754.50
  5. Step 5: Solve for x
    x = 4,364,257,663,175,754.50/55,013,181.60
  6. Step 6: Final answer
    x = 79,331,126.40

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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.