Home / 97,743.08-134,888.28-55,300.70

Finding the Fourth Proportional to 97,743.08, 134,888.28 and 55,300.70

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Solution

The fourth proportional to 97,743.08, 134,888.28 and 55,300.70 is: 76,316.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,743.08 : 134,888.28 = 55,300.70 : x
  2. Step 2: Convert to fraction form
    97,743.08/134,888.28 = 55,300.70/x
  3. Step 3: Cross multiply
    97,743.08x = 134,888.28 × 55,300.70
  4. Step 4: Simplify right side
    97,743.08x = 7,459,416,305.80
  5. Step 5: Solve for x
    x = 7,459,416,305.80/97,743.08
  6. Step 6: Final answer
    x = 76,316.57

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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.