Home / 77,602.08-107,093.02-43,613.67

Finding the Fourth Proportional to 77,602.08, 107,093.02 and 43,613.67

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Solution

The fourth proportional to 77,602.08, 107,093.02 and 43,613.67 is: 60,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,602.08 : 107,093.02 = 43,613.67 : x
  2. Step 2: Convert to fraction form
    77,602.08/107,093.02 = 43,613.67/x
  3. Step 3: Cross multiply
    77,602.08x = 107,093.02 × 43,613.67
  4. Step 4: Simplify right side
    77,602.08x = 4,670,719,966.02
  5. Step 5: Solve for x
    x = 4,670,719,966.02/77,602.08
  6. Step 6: Final answer
    x = 60,188.08

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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.