Home / 127,092.48-175,408.64-70,522.08

Finding the Fourth Proportional to 127,092.48, 175,408.64 and 70,522.08

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Solution

The fourth proportional to 127,092.48, 175,408.64 and 70,522.08 is: 97,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,092.48 : 175,408.64 = 70,522.08 : x
  2. Step 2: Convert to fraction form
    127,092.48/175,408.64 = 70,522.08/x
  3. Step 3: Cross multiply
    127,092.48x = 175,408.64 × 70,522.08
  4. Step 4: Simplify right side
    127,092.48x = 12,370,182,142.77
  5. Step 5: Solve for x
    x = 12,370,182,142.77/127,092.48
  6. Step 6: Final answer
    x = 97,332.13

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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.