Home / 120,792.74-181,254.27-70,970.15

Finding the Fourth Proportional to 120,792.74, 181,254.27 and 70,970.15

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Solution

The fourth proportional to 120,792.74, 181,254.27 and 70,970.15 is: 106,493.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,792.74 : 181,254.27 = 70,970.15 : x
  2. Step 2: Convert to fraction form
    120,792.74/181,254.27 = 70,970.15/x
  3. Step 3: Cross multiply
    120,792.74x = 181,254.27 × 70,970.15
  4. Step 4: Simplify right side
    120,792.74x = 12,863,642,730.04
  5. Step 5: Solve for x
    x = 12,863,642,730.04/120,792.74
  6. Step 6: Final answer
    x = 106,493.51

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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.