Home / 70,656.86-97,505.34-38,825.07

Finding the Fourth Proportional to 70,656.86, 97,505.34 and 38,825.07

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Solution

The fourth proportional to 70,656.86, 97,505.34 and 38,825.07 is: 53,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,656.86 : 97,505.34 = 38,825.07 : x
  2. Step 2: Convert to fraction form
    70,656.86/97,505.34 = 38,825.07/x
  3. Step 3: Cross multiply
    70,656.86x = 97,505.34 × 38,825.07
  4. Step 4: Simplify right side
    70,656.86x = 3,785,651,688.10
  5. Step 5: Solve for x
    x = 3,785,651,688.10/70,656.86
  6. Step 6: Final answer
    x = 53,577.98

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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.