Home / 97,580.88-134,669.54-55,148.24

Finding the Fourth Proportional to 97,580.88, 134,669.54 and 55,148.24

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Solution

The fourth proportional to 97,580.88, 134,669.54 and 55,148.24 is: 76,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,580.88 : 134,669.54 = 55,148.24 : x
  2. Step 2: Convert to fraction form
    97,580.88/134,669.54 = 55,148.24/x
  3. Step 3: Cross multiply
    97,580.88x = 134,669.54 × 55,148.24
  4. Step 4: Simplify right side
    97,580.88x = 7,426,788,112.61
  5. Step 5: Solve for x
    x = 7,426,788,112.61/97,580.88
  6. Step 6: Final answer
    x = 76,109.05

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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.