Home / 123,211.02-170,024.16-69,492.84

Finding the Fourth Proportional to 123,211.02, 170,024.16 and 69,492.84

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Solution

The fourth proportional to 123,211.02, 170,024.16 and 69,492.84 is: 95,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,211.02 : 170,024.16 = 69,492.84 : x
  2. Step 2: Convert to fraction form
    123,211.02/170,024.16 = 69,492.84/x
  3. Step 3: Cross multiply
    123,211.02x = 170,024.16 × 69,492.84
  4. Step 4: Simplify right side
    123,211.02x = 11,815,461,370.02
  5. Step 5: Solve for x
    x = 11,815,461,370.02/123,211.02
  6. Step 6: Final answer
    x = 95,896.14

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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.