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Finding the Fourth Proportional to 73,430.64, 101,330.30 and 41,598.86

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Solution

The fourth proportional to 73,430.64, 101,330.30 and 41,598.86 is: 57,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,430.64 : 101,330.30 = 41,598.86 : x
  2. Step 2: Convert to fraction form
    73,430.64/101,330.30 = 41,598.86/x
  3. Step 3: Cross multiply
    73,430.64x = 101,330.30 × 41,598.86
  4. Step 4: Simplify right side
    73,430.64x = 4,215,224,248.81
  5. Step 5: Solve for x
    x = 4,215,224,248.81/73,430.64
  6. Step 6: Final answer
    x = 57,404.16

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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.