Home / 92,881.77-128,177.33-52,603.36

Finding the Fourth Proportional to 92,881.77, 128,177.33 and 52,603.36

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Solution

The fourth proportional to 92,881.77, 128,177.33 and 52,603.36 is: 72,592.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,881.77 : 128,177.33 = 52,603.36 : x
  2. Step 2: Convert to fraction form
    92,881.77/128,177.33 = 52,603.36/x
  3. Step 3: Cross multiply
    92,881.77x = 128,177.33 × 52,603.36
  4. Step 4: Simplify right side
    92,881.77x = 6,742,558,233.83
  5. Step 5: Solve for x
    x = 6,742,558,233.83/92,881.77
  6. Step 6: Final answer
    x = 72,592.91

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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.