Home / 342,232.02-513,176.67-105,543.90

Finding the Fourth Proportional to 342,232.02, 513,176.67 and 105,543.90

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Solution

The fourth proportional to 342,232.02, 513,176.67 and 105,543.90 is: 158,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,232.02 : 513,176.67 = 105,543.90 : x
  2. Step 2: Convert to fraction form
    342,232.02/513,176.67 = 105,543.90/x
  3. Step 3: Cross multiply
    342,232.02x = 513,176.67 × 105,543.90
  4. Step 4: Simplify right side
    342,232.02x = 54,162,667,140.81
  5. Step 5: Solve for x
    x = 54,162,667,140.81/342,232.02
  6. Step 6: Final answer
    x = 158,263.00

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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.