Home / 53,988.08-74,503.66-30,114.14

Finding the Fourth Proportional to 53,988.08, 74,503.66 and 30,114.14

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Solution

The fourth proportional to 53,988.08, 74,503.66 and 30,114.14 is: 41,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,988.08 : 74,503.66 = 30,114.14 : x
  2. Step 2: Convert to fraction form
    53,988.08/74,503.66 = 30,114.14/x
  3. Step 3: Cross multiply
    53,988.08x = 74,503.66 × 30,114.14
  4. Step 4: Simplify right side
    53,988.08x = 2,243,613,647.75
  5. Step 5: Solve for x
    x = 2,243,613,647.75/53,988.08
  6. Step 6: Final answer
    x = 41,557.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.