Home / 110,552.08-152,521.32-70,831.12

Finding the Fourth Proportional to 110,552.08, 152,521.32 and 70,831.12

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Solution

The fourth proportional to 110,552.08, 152,521.32 and 70,831.12 is: 97,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,552.08 : 152,521.32 = 70,831.12 : x
  2. Step 2: Convert to fraction form
    110,552.08/152,521.32 = 70,831.12/x
  3. Step 3: Cross multiply
    110,552.08x = 152,521.32 × 70,831.12
  4. Step 4: Simplify right side
    110,552.08x = 10,803,255,919.48
  5. Step 5: Solve for x
    x = 10,803,255,919.48/110,552.08
  6. Step 6: Final answer
    x = 97,720.96

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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.