Home / 191,451.93-264,210.03-105,415.13

Finding the Fourth Proportional to 191,451.93, 264,210.03 and 105,415.13

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Solution

The fourth proportional to 191,451.93, 264,210.03 and 105,415.13 is: 145,476.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,451.93 : 264,210.03 = 105,415.13 : x
  2. Step 2: Convert to fraction form
    191,451.93/264,210.03 = 105,415.13/x
  3. Step 3: Cross multiply
    191,451.93x = 264,210.03 × 105,415.13
  4. Step 4: Simplify right side
    191,451.93x = 27,851,733,338.70
  5. Step 5: Solve for x
    x = 27,851,733,338.70/191,451.93
  6. Step 6: Final answer
    x = 145,476.38

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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.