Home / 104,923.30-157,338.65-30,026.40

Finding the Fourth Proportional to 104,923.30, 157,338.65 and 30,026.40

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Solution

The fourth proportional to 104,923.30, 157,338.65 and 30,026.40 is: 45,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,923.30 : 157,338.65 = 30,026.40 : x
  2. Step 2: Convert to fraction form
    104,923.30/157,338.65 = 30,026.40/x
  3. Step 3: Cross multiply
    104,923.30x = 157,338.65 × 30,026.40
  4. Step 4: Simplify right side
    104,923.30x = 4,724,312,725.41
  5. Step 5: Solve for x
    x = 4,724,312,725.41/104,923.30
  6. Step 6: Final answer
    x = 45,026.35

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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.