Home / 98,017.83-135,263.61-53,305.83

Finding the Fourth Proportional to 98,017.83, 135,263.61 and 53,305.83

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Solution

The fourth proportional to 98,017.83, 135,263.61 and 53,305.83 is: 73,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,017.83 : 135,263.61 = 53,305.83 : x
  2. Step 2: Convert to fraction form
    98,017.83/135,263.61 = 53,305.83/x
  3. Step 3: Cross multiply
    98,017.83x = 135,263.61 × 53,305.83
  4. Step 4: Simplify right side
    98,017.83x = 7,210,338,999.85
  5. Step 5: Solve for x
    x = 7,210,338,999.85/98,017.83
  6. Step 6: Final answer
    x = 73,561.50

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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.