Home / 115,643.04-173,346.41-65,617.46

Finding the Fourth Proportional to 115,643.04, 173,346.41 and 65,617.46

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Solution

The fourth proportional to 115,643.04, 173,346.41 and 65,617.46 is: 98,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,643.04 : 173,346.41 = 65,617.46 : x
  2. Step 2: Convert to fraction form
    115,643.04/173,346.41 = 65,617.46/x
  3. Step 3: Cross multiply
    115,643.04x = 173,346.41 × 65,617.46
  4. Step 4: Simplify right side
    115,643.04x = 11,374,549,929.50
  5. Step 5: Solve for x
    x = 11,374,549,929.50/115,643.04
  6. Step 6: Final answer
    x = 98,359.14

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1.5x scale

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.