Home / 243,018.30-364,527.45-168,117.60

Finding the Fourth Proportional to 243,018.30, 364,527.45 and 168,117.60

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Solution

The fourth proportional to 243,018.30, 364,527.45 and 168,117.60 is: 252,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,018.30 : 364,527.45 = 168,117.60 : x
  2. Step 2: Convert to fraction form
    243,018.30/364,527.45 = 168,117.60/x
  3. Step 3: Cross multiply
    243,018.30x = 364,527.45 × 168,117.60
  4. Step 4: Simplify right side
    243,018.30x = 61,283,480,028.12
  5. Step 5: Solve for x
    x = 61,283,480,028.12/243,018.30
  6. Step 6: Final answer
    x = 252,176.40

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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.