Home / 70,582.16-97,397.58-38,749.96

Finding the Fourth Proportional to 70,582.16, 97,397.58 and 38,749.96

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Solution

The fourth proportional to 70,582.16, 97,397.58 and 38,749.96 is: 53,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582.16 : 97,397.58 = 38,749.96 : x
  2. Step 2: Convert to fraction form
    70,582.16/97,397.58 = 38,749.96/x
  3. Step 3: Cross multiply
    70,582.16x = 97,397.58 × 38,749.96
  4. Step 4: Simplify right side
    70,582.16x = 3,774,152,329.10
  5. Step 5: Solve for x
    x = 3,774,152,329.10/70,582.16
  6. Step 6: Final answer
    x = 53,471.76

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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.