Home / 106,970.40-147,617.04-59,222.64

Finding the Fourth Proportional to 106,970.40, 147,617.04 and 59,222.64

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Solution

The fourth proportional to 106,970.40, 147,617.04 and 59,222.64 is: 81,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,970.40 : 147,617.04 = 59,222.64 : x
  2. Step 2: Convert to fraction form
    106,970.40/147,617.04 = 59,222.64/x
  3. Step 3: Cross multiply
    106,970.40x = 147,617.04 × 59,222.64
  4. Step 4: Simplify right side
    106,970.40x = 8,742,270,817.79
  5. Step 5: Solve for x
    x = 8,742,270,817.79/106,970.40
  6. Step 6: Final answer
    x = 81,726.07

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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.