Home / 83,018.07-124,539.24-26,839.50

Finding the Fourth Proportional to 83,018.07, 124,539.24 and 26,839.50

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Solution

The fourth proportional to 83,018.07, 124,539.24 and 26,839.50 is: 40,263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018.07 : 124,539.24 = 26,839.50 : x
  2. Step 2: Convert to fraction form
    83,018.07/124,539.24 = 26,839.50/x
  3. Step 3: Cross multiply
    83,018.07x = 124,539.24 × 26,839.50
  4. Step 4: Simplify right side
    83,018.07x = 3,342,570,931.98
  5. Step 5: Solve for x
    x = 3,342,570,931.98/83,018.07
  6. Step 6: Final answer
    x = 40,263.17

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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.