Home / 155,693.67-233,557.76-66,956.19

Finding the Fourth Proportional to 155,693.67, 233,557.76 and 66,956.19

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Solution

The fourth proportional to 155,693.67, 233,557.76 and 66,956.19 is: 100,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,693.67 : 233,557.76 = 66,956.19 : x
  2. Step 2: Convert to fraction form
    155,693.67/233,557.76 = 66,956.19/x
  3. Step 3: Cross multiply
    155,693.67x = 233,557.76 × 66,956.19
  4. Step 4: Simplify right side
    155,693.67x = 15,638,137,419.75
  5. Step 5: Solve for x
    x = 15,638,137,419.75/155,693.67
  6. Step 6: Final answer
    x = 100,441.70

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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.