Home / 133,547.10-200,320.65-44,779.20

Finding the Fourth Proportional to 133,547.10, 200,320.65 and 44,779.20

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Solution

The fourth proportional to 133,547.10, 200,320.65 and 44,779.20 is: 67,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,547.10 : 200,320.65 = 44,779.20 : x
  2. Step 2: Convert to fraction form
    133,547.10/200,320.65 = 44,779.20/x
  3. Step 3: Cross multiply
    133,547.10x = 200,320.65 × 44,779.20
  4. Step 4: Simplify right side
    133,547.10x = 8,970,198,450.48
  5. Step 5: Solve for x
    x = 8,970,198,450.48/133,547.10
  6. Step 6: Final answer
    x = 67,168.80

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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.