Home / 99,058.48-136,667.46-56,586.94

Finding the Fourth Proportional to 99,058.48, 136,667.46 and 56,586.94

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Solution

The fourth proportional to 99,058.48, 136,667.46 and 56,586.94 is: 78,070.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,058.48 : 136,667.46 = 56,586.94 : x
  2. Step 2: Convert to fraction form
    99,058.48/136,667.46 = 56,586.94/x
  3. Step 3: Cross multiply
    99,058.48x = 136,667.46 × 56,586.94
  4. Step 4: Simplify right side
    99,058.48x = 7,733,593,358.97
  5. Step 5: Solve for x
    x = 7,733,593,358.97/99,058.48
  6. Step 6: Final answer
    x = 78,070.99

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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.