Home / 119,256.71-164,400.84-83,335.23

Finding the Fourth Proportional to 119,256.71, 164,400.84 and 83,335.23

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Solution

The fourth proportional to 119,256.71, 164,400.84 and 83,335.23 is: 114,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,256.71 : 164,400.84 = 83,335.23 : x
  2. Step 2: Convert to fraction form
    119,256.71/164,400.84 = 83,335.23/x
  3. Step 3: Cross multiply
    119,256.71x = 164,400.84 × 83,335.23
  4. Step 4: Simplify right side
    119,256.71x = 13,700,381,813.59
  5. Step 5: Solve for x
    x = 13,700,381,813.59/119,256.71
  6. Step 6: Final answer
    x = 114,881.44

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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.