Home / 70,582.07-97,402.74-38,750.28

Finding the Fourth Proportional to 70,582.07, 97,402.74 and 38,750.28

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Solution

The fourth proportional to 70,582.07, 97,402.74 and 38,750.28 is: 53,475.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582.07 : 97,402.74 = 38,750.28 : x
  2. Step 2: Convert to fraction form
    70,582.07/97,402.74 = 38,750.28/x
  3. Step 3: Cross multiply
    70,582.07x = 97,402.74 × 38,750.28
  4. Step 4: Simplify right side
    70,582.07x = 3,774,383,447.77
  5. Step 5: Solve for x
    x = 3,774,383,447.77/70,582.07
  6. Step 6: Final answer
    x = 53,475.11

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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.