Home / 301,784.80-452,677.20-102,111.70

Finding the Fourth Proportional to 301,784.80, 452,677.20 and 102,111.70

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Solution

The fourth proportional to 301,784.80, 452,677.20 and 102,111.70 is: 153,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,784.80 : 452,677.20 = 102,111.70 : x
  2. Step 2: Convert to fraction form
    301,784.80/452,677.20 = 102,111.70/x
  3. Step 3: Cross multiply
    301,784.80x = 452,677.20 × 102,111.70
  4. Step 4: Simplify right side
    301,784.80x = 46,223,638,443.24
  5. Step 5: Solve for x
    x = 46,223,638,443.24/301,784.80
  6. Step 6: Final answer
    x = 153,167.55

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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.