Home / 155,190.66-232,901.91-105,152.10

Finding the Fourth Proportional to 155,190.66, 232,901.91 and 105,152.10

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Solution

The fourth proportional to 155,190.66, 232,901.91 and 105,152.10 is: 157,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,190.66 : 232,901.91 = 105,152.10 : x
  2. Step 2: Convert to fraction form
    155,190.66/232,901.91 = 105,152.10/x
  3. Step 3: Cross multiply
    155,190.66x = 232,901.91 × 105,152.10
  4. Step 4: Simplify right side
    155,190.66x = 24,490,124,930.51
  5. Step 5: Solve for x
    x = 24,490,124,930.51/155,190.66
  6. Step 6: Final answer
    x = 157,806.69

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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.