Home / 97,089.86-134,025.30-65,277.20

Finding the Fourth Proportional to 97,089.86, 134,025.30 and 65,277.20

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Solution

The fourth proportional to 97,089.86, 134,025.30 and 65,277.20 is: 90,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,089.86 : 134,025.30 = 65,277.20 : x
  2. Step 2: Convert to fraction form
    97,089.86/134,025.30 = 65,277.20/x
  3. Step 3: Cross multiply
    97,089.86x = 134,025.30 × 65,277.20
  4. Step 4: Simplify right side
    97,089.86x = 8,748,796,313.16
  5. Step 5: Solve for x
    x = 8,748,796,313.16/97,089.86
  6. Step 6: Final answer
    x = 90,110.30

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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.