Home / 53,501.04-80,256.96-18,443.16

Finding the Fourth Proportional to 53,501.04, 80,256.96 and 18,443.16

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Solution

The fourth proportional to 53,501.04, 80,256.96 and 18,443.16 is: 27,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,501.04 : 80,256.96 = 18,443.16 : x
  2. Step 2: Convert to fraction form
    53,501.04/80,256.96 = 18,443.16/x
  3. Step 3: Cross multiply
    53,501.04x = 80,256.96 × 18,443.16
  4. Step 4: Simplify right side
    53,501.04x = 1,480,191,954.39
  5. Step 5: Solve for x
    x = 1,480,191,954.39/53,501.04
  6. Step 6: Final answer
    x = 27,666.60

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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.