Home / 52,303.65-78,434.73-19,005.54

Finding the Fourth Proportional to 52,303.65, 78,434.73 and 19,005.54

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Solution

The fourth proportional to 52,303.65, 78,434.73 and 19,005.54 is: 28,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.65 : 78,434.73 = 19,005.54 : x
  2. Step 2: Convert to fraction form
    52,303.65/78,434.73 = 19,005.54/x
  3. Step 3: Cross multiply
    52,303.65x = 78,434.73 × 19,005.54
  4. Step 4: Simplify right side
    52,303.65x = 1,490,694,398.40
  5. Step 5: Solve for x
    x = 1,490,694,398.40/52,303.65
  6. Step 6: Final answer
    x = 28,500.77

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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.