Home / 104,588.87-144,332.93-56,842.40

Finding the Fourth Proportional to 104,588.87, 144,332.93 and 56,842.40

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Solution

The fourth proportional to 104,588.87, 144,332.93 and 56,842.40 is: 78,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,588.87 : 144,332.93 = 56,842.40 : x
  2. Step 2: Convert to fraction form
    104,588.87/144,332.93 = 56,842.40/x
  3. Step 3: Cross multiply
    104,588.87x = 144,332.93 × 56,842.40
  4. Step 4: Simplify right side
    104,588.87x = 8,204,230,643.17
  5. Step 5: Solve for x
    x = 8,204,230,643.17/104,588.87
  6. Step 6: Final answer
    x = 78,442.68

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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.