Home / 104,360.15-144,017.37-56,613.84

Finding the Fourth Proportional to 104,360.15, 144,017.37 and 56,613.84

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Solution

The fourth proportional to 104,360.15, 144,017.37 and 56,613.84 is: 78,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,360.15 : 144,017.37 = 56,613.84 : x
  2. Step 2: Convert to fraction form
    104,360.15/144,017.37 = 56,613.84/x
  3. Step 3: Cross multiply
    104,360.15x = 144,017.37 × 56,613.84
  4. Step 4: Simplify right side
    104,360.15x = 8,153,376,342.40
  5. Step 5: Solve for x
    x = 8,153,376,342.40/104,360.15
  6. Step 6: Final answer
    x = 78,127.29

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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.