Home / 103,106.89-154,641.79-46,933.93

Finding the Fourth Proportional to 103,106.89, 154,641.79 and 46,933.93

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Solution

The fourth proportional to 103,106.89, 154,641.79 and 46,933.93 is: 70,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,106.89 : 154,641.79 = 46,933.93 : x
  2. Step 2: Convert to fraction form
    103,106.89/154,641.79 = 46,933.93/x
  3. Step 3: Cross multiply
    103,106.89x = 154,641.79 × 46,933.93
  4. Step 4: Simplify right side
    103,106.89x = 7,257,945,939.06
  5. Step 5: Solve for x
    x = 7,257,945,939.06/103,106.89
  6. Step 6: Final answer
    x = 70,392.45

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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.