Home / 134,330.16-185,373.04-73,897.28

Finding the Fourth Proportional to 134,330.16, 185,373.04 and 73,897.28

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Solution

The fourth proportional to 134,330.16, 185,373.04 and 73,897.28 is: 101,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,330.16 : 185,373.04 = 73,897.28 : x
  2. Step 2: Convert to fraction form
    134,330.16/185,373.04 = 73,897.28/x
  3. Step 3: Cross multiply
    134,330.16x = 185,373.04 × 73,897.28
  4. Step 4: Simplify right side
    134,330.16x = 13,698,563,441.33
  5. Step 5: Solve for x
    x = 13,698,563,441.33/134,330.16
  6. Step 6: Final answer
    x = 101,976.83

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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.