Home / 123,526.20-170,466.30-66,937.08

Finding the Fourth Proportional to 123,526.20, 170,466.30 and 66,937.08

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Solution

The fourth proportional to 123,526.20, 170,466.30 and 66,937.08 is: 92,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,526.20 : 170,466.30 = 66,937.08 : x
  2. Step 2: Convert to fraction form
    123,526.20/170,466.30 = 66,937.08/x
  3. Step 3: Cross multiply
    123,526.20x = 170,466.30 × 66,937.08
  4. Step 4: Simplify right side
    123,526.20x = 11,410,516,360.40
  5. Step 5: Solve for x
    x = 11,410,516,360.40/123,526.20
  6. Step 6: Final answer
    x = 92,373.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.