Home / 112,117.54-155,390.08-110,018.02

Finding the Fourth Proportional to 112,117.54, 155,390.08 and 110,018.02

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Solution

The fourth proportional to 112,117.54, 155,390.08 and 110,018.02 is: 152,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,117.54 : 155,390.08 = 110,018.02 : x
  2. Step 2: Convert to fraction form
    112,117.54/155,390.08 = 110,018.02/x
  3. Step 3: Cross multiply
    112,117.54x = 155,390.08 × 110,018.02
  4. Step 4: Simplify right side
    112,117.54x = 17,095,708,929.24
  5. Step 5: Solve for x
    x = 17,095,708,929.24/112,117.54
  6. Step 6: Final answer
    x = 152,480.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.