Home / 106,675.18-147,210.48-58,276.87

Finding the Fourth Proportional to 106,675.18, 147,210.48 and 58,276.87

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Solution

The fourth proportional to 106,675.18, 147,210.48 and 58,276.87 is: 80,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,675.18 : 147,210.48 = 58,276.87 : x
  2. Step 2: Convert to fraction form
    106,675.18/147,210.48 = 58,276.87/x
  3. Step 3: Cross multiply
    106,675.18x = 147,210.48 × 58,276.87
  4. Step 4: Simplify right side
    106,675.18x = 8,578,965,637.57
  5. Step 5: Solve for x
    x = 8,578,965,637.57/106,675.18
  6. Step 6: Final answer
    x = 80,421.39

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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.