Home / 98,918.92-148,427.10-46,319.32

Finding the Fourth Proportional to 98,918.92, 148,427.10 and 46,319.32

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Solution

The fourth proportional to 98,918.92, 148,427.10 and 46,319.32 is: 69,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,918.92 : 148,427.10 = 46,319.32 : x
  2. Step 2: Convert to fraction form
    98,918.92/148,427.10 = 46,319.32/x
  3. Step 3: Cross multiply
    98,918.92x = 148,427.10 × 46,319.32
  4. Step 4: Simplify right side
    98,918.92x = 6,875,042,341.57
  5. Step 5: Solve for x
    x = 6,875,042,341.57/98,918.92
  6. Step 6: Final answer
    x = 69,501.79

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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.