Home / 111,335.04-153,552.78-97,877.52

Finding the Fourth Proportional to 111,335.04, 153,552.78 and 97,877.52

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Solution

The fourth proportional to 111,335.04, 153,552.78 and 97,877.52 is: 134,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,335.04 : 153,552.78 = 97,877.52 : x
  2. Step 2: Convert to fraction form
    111,335.04/153,552.78 = 97,877.52/x
  3. Step 3: Cross multiply
    111,335.04x = 153,552.78 × 97,877.52
  4. Step 4: Simplify right side
    111,335.04x = 15,029,365,295.51
  5. Step 5: Solve for x
    x = 15,029,365,295.51/111,335.04
  6. Step 6: Final answer
    x = 134,992.23

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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.