Home / 106,726.95-147,277.51-58,977.45

Finding the Fourth Proportional to 106,726.95, 147,277.51 and 58,977.45

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Solution

The fourth proportional to 106,726.95, 147,277.51 and 58,977.45 is: 81,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,726.95 : 147,277.51 = 58,977.45 : x
  2. Step 2: Convert to fraction form
    106,726.95/147,277.51 = 58,977.45/x
  3. Step 3: Cross multiply
    106,726.95x = 147,277.51 × 58,977.45
  4. Step 4: Simplify right side
    106,726.95x = 8,686,051,834.71
  5. Step 5: Solve for x
    x = 8,686,051,834.71/106,726.95
  6. Step 6: Final answer
    x = 81,385.74

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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.