Home / 53,328.96-79,993.45-15,888.07

Finding the Fourth Proportional to 53,328.96, 79,993.45 and 15,888.07

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Solution

The fourth proportional to 53,328.96, 79,993.45 and 15,888.07 is: 23,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,328.96 : 79,993.45 = 15,888.07 : x
  2. Step 2: Convert to fraction form
    53,328.96/79,993.45 = 15,888.07/x
  3. Step 3: Cross multiply
    53,328.96x = 79,993.45 × 15,888.07
  4. Step 4: Simplify right side
    53,328.96x = 1,270,941,533.14
  5. Step 5: Solve for x
    x = 1,270,941,533.14/53,328.96
  6. Step 6: Final answer
    x = 23,832.11

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Double scale
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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.