Home / 53,017.74-79,526.21-13,574.79

Finding the Fourth Proportional to 53,017.74, 79,526.21 and 13,574.79

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Solution

The fourth proportional to 53,017.74, 79,526.21 and 13,574.79 is: 20,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.74 : 79,526.21 = 13,574.79 : x
  2. Step 2: Convert to fraction form
    53,017.74/79,526.21 = 13,574.79/x
  3. Step 3: Cross multiply
    53,017.74x = 79,526.21 × 13,574.79
  4. Step 4: Simplify right side
    53,017.74x = 1,079,551,532.37
  5. Step 5: Solve for x
    x = 1,079,551,532.37/53,017.74
  6. Step 6: Final answer
    x = 20,362.08

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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.