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Finding the Fourth Proportional to 110,058.10, 165,087.15 and 70,692.10

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Solution

The fourth proportional to 110,058.10, 165,087.15 and 70,692.10 is: 106,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,058.10 : 165,087.15 = 70,692.10 : x
  2. Step 2: Convert to fraction form
    110,058.10/165,087.15 = 70,692.10/x
  3. Step 3: Cross multiply
    110,058.10x = 165,087.15 × 70,692.10
  4. Step 4: Simplify right side
    110,058.10x = 11,670,357,316.52
  5. Step 5: Solve for x
    x = 11,670,357,316.52/110,058.10
  6. Step 6: Final answer
    x = 106,038.15

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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.