Home / 98,267.52-147,435.84-42,856.32

Finding the Fourth Proportional to 98,267.52, 147,435.84 and 42,856.32

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Solution

The fourth proportional to 98,267.52, 147,435.84 and 42,856.32 is: 64,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,267.52 : 147,435.84 = 42,856.32 : x
  2. Step 2: Convert to fraction form
    98,267.52/147,435.84 = 42,856.32/x
  3. Step 3: Cross multiply
    98,267.52x = 147,435.84 × 42,856.32
  4. Step 4: Simplify right side
    98,267.52x = 6,318,557,538.51
  5. Step 5: Solve for x
    x = 6,318,557,538.51/98,267.52
  6. Step 6: Final answer
    x = 64,299.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.