Home / 97,355.70-134,339.36-56,510.36

Finding the Fourth Proportional to 97,355.70, 134,339.36 and 56,510.36

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Solution

The fourth proportional to 97,355.70, 134,339.36 and 56,510.36 is: 77,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,355.70 : 134,339.36 = 56,510.36 : x
  2. Step 2: Convert to fraction form
    97,355.70/134,339.36 = 56,510.36/x
  3. Step 3: Cross multiply
    97,355.70x = 134,339.36 × 56,510.36
  4. Step 4: Simplify right side
    97,355.70x = 7,591,565,595.77
  5. Step 5: Solve for x
    x = 7,591,565,595.77/97,355.70
  6. Step 6: Final answer
    x = 77,977.62

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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.