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Finding the Fourth Proportional to 103,159, 154,807.68 and 37,495

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Solution

The fourth proportional to 103,159, 154,807.68 and 37,495 is: 56,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,159 : 154,807.68 = 37,495 : x
  2. Step 2: Convert to fraction form
    103,159/154,807.68 = 37,495/x
  3. Step 3: Cross multiply
    103,159x = 154,807.68 × 37,495
  4. Step 4: Simplify right side
    103,159x = 5,804,513,961.60
  5. Step 5: Solve for x
    x = 5,804,513,961.60/103,159
  6. Step 6: Final answer
    x = 56,267.64

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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.