Home / 134,063.40-201,095.10-86,824.20

Finding the Fourth Proportional to 134,063.40, 201,095.10 and 86,824.20

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Solution

The fourth proportional to 134,063.40, 201,095.10 and 86,824.20 is: 130,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,063.40 : 201,095.10 = 86,824.20 : x
  2. Step 2: Convert to fraction form
    134,063.40/201,095.10 = 86,824.20/x
  3. Step 3: Cross multiply
    134,063.40x = 201,095.10 × 86,824.20
  4. Step 4: Simplify right side
    134,063.40x = 17,459,921,181.42
  5. Step 5: Solve for x
    x = 17,459,921,181.42/134,063.40
  6. Step 6: Final answer
    x = 130,236.30

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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.