Home / 116,772.43-174,518.85-85,248.87

Finding the Fourth Proportional to 116,772.43, 174,518.85 and 85,248.87

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Solution

The fourth proportional to 116,772.43, 174,518.85 and 85,248.87 is: 127,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,772.43 : 174,518.85 = 85,248.87 : x
  2. Step 2: Convert to fraction form
    116,772.43/174,518.85 = 85,248.87/x
  3. Step 3: Cross multiply
    116,772.43x = 174,518.85 × 85,248.87
  4. Step 4: Simplify right side
    116,772.43x = 14,877,534,756.20
  5. Step 5: Solve for x
    x = 14,877,534,756.20/116,772.43
  6. Step 6: Final answer
    x = 127,406.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.