Home / 90,526.10-124,986.93-69,267.38

Finding the Fourth Proportional to 90,526.10, 124,986.93 and 69,267.38

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Solution

The fourth proportional to 90,526.10, 124,986.93 and 69,267.38 is: 95,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,526.10 : 124,986.93 = 69,267.38 : x
  2. Step 2: Convert to fraction form
    90,526.10/124,986.93 = 69,267.38/x
  3. Step 3: Cross multiply
    90,526.10x = 124,986.93 × 69,267.38
  4. Step 4: Simplify right side
    90,526.10x = 8,657,517,175.34
  5. Step 5: Solve for x
    x = 8,657,517,175.34/90,526.10
  6. Step 6: Final answer
    x = 95,635.59

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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.