Home / 242,205.16-334,233.66-134,779.72

Finding the Fourth Proportional to 242,205.16, 334,233.66 and 134,779.72

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Solution

The fourth proportional to 242,205.16, 334,233.66 and 134,779.72 is: 185,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,205.16 : 334,233.66 = 134,779.72 : x
  2. Step 2: Convert to fraction form
    242,205.16/334,233.66 = 134,779.72/x
  3. Step 3: Cross multiply
    242,205.16x = 334,233.66 × 134,779.72
  4. Step 4: Simplify right side
    242,205.16x = 45,047,919,109.38
  5. Step 5: Solve for x
    x = 45,047,919,109.38/242,205.16
  6. Step 6: Final answer
    x = 185,990.75

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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.