Home / 52,391.04-78,585.84-19,110.84

Finding the Fourth Proportional to 52,391.04, 78,585.84 and 19,110.84

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Solution

The fourth proportional to 52,391.04, 78,585.84 and 19,110.84 is: 28,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,391.04 : 78,585.84 = 19,110.84 : x
  2. Step 2: Convert to fraction form
    52,391.04/78,585.84 = 19,110.84/x
  3. Step 3: Cross multiply
    52,391.04x = 78,585.84 × 19,110.84
  4. Step 4: Simplify right side
    52,391.04x = 1,501,841,414.51
  5. Step 5: Solve for x
    x = 1,501,841,414.51/52,391.04
  6. Step 6: Final answer
    x = 28,666.00

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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.