Home / 104,370.41-144,031.45-56,623.76

Finding the Fourth Proportional to 104,370.41, 144,031.45 and 56,623.76

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Solution

The fourth proportional to 104,370.41, 144,031.45 and 56,623.76 is: 78,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,370.41 : 144,031.45 = 56,623.76 : x
  2. Step 2: Convert to fraction form
    104,370.41/144,031.45 = 56,623.76/x
  3. Step 3: Cross multiply
    104,370.41x = 144,031.45 × 56,623.76
  4. Step 4: Simplify right side
    104,370.41x = 8,155,602,257.25
  5. Step 5: Solve for x
    x = 8,155,602,257.25/104,370.41
  6. Step 6: Final answer
    x = 78,140.94

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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.