Home / 97,637.10-146,455.65-31,076.70

Finding the Fourth Proportional to 97,637.10, 146,455.65 and 31,076.70

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Solution

The fourth proportional to 97,637.10, 146,455.65 and 31,076.70 is: 46,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,637.10 : 146,455.65 = 31,076.70 : x
  2. Step 2: Convert to fraction form
    97,637.10/146,455.65 = 31,076.70/x
  3. Step 3: Cross multiply
    97,637.10x = 146,455.65 × 31,076.70
  4. Step 4: Simplify right side
    97,637.10x = 4,551,358,298.36
  5. Step 5: Solve for x
    x = 4,551,358,298.36/97,637.10
  6. Step 6: Final answer
    x = 46,615.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.