Home / 191,350.94-286,616.34-155,642.76

Finding the Fourth Proportional to 191,350.94, 286,616.34 and 155,642.76

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Solution

The fourth proportional to 191,350.94, 286,616.34 and 155,642.76 is: 233,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,350.94 : 286,616.34 = 155,642.76 : x
  2. Step 2: Convert to fraction form
    191,350.94/286,616.34 = 155,642.76/x
  3. Step 3: Cross multiply
    191,350.94x = 286,616.34 × 155,642.76
  4. Step 4: Simplify right side
    191,350.94x = 44,609,758,218.70
  5. Step 5: Solve for x
    x = 44,609,758,218.70/191,350.94
  6. Step 6: Final answer
    x = 233,130.60

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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.