Home / 146,547.07-202,236.32-86,119.03

Finding the Fourth Proportional to 146,547.07, 202,236.32 and 86,119.03

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Solution

The fourth proportional to 146,547.07, 202,236.32 and 86,119.03 is: 118,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,547.07 : 202,236.32 = 86,119.03 : x
  2. Step 2: Convert to fraction form
    146,547.07/202,236.32 = 86,119.03/x
  3. Step 3: Cross multiply
    146,547.07x = 202,236.32 × 86,119.03
  4. Step 4: Simplify right side
    146,547.07x = 17,416,395,709.17
  5. Step 5: Solve for x
    x = 17,416,395,709.17/146,547.07
  6. Step 6: Final answer
    x = 118,845.06

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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.