Home / 106,783.29-147,349.67-59,028.93

Finding the Fourth Proportional to 106,783.29, 147,349.67 and 59,028.93

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Solution

The fourth proportional to 106,783.29, 147,349.67 and 59,028.93 is: 81,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,783.29 : 147,349.67 = 59,028.93 : x
  2. Step 2: Convert to fraction form
    106,783.29/147,349.67 = 59,028.93/x
  3. Step 3: Cross multiply
    106,783.29x = 147,349.67 × 59,028.93
  4. Step 4: Simplify right side
    106,783.29x = 8,697,893,060.81
  5. Step 5: Solve for x
    x = 8,697,893,060.81/106,783.29
  6. Step 6: Final answer
    x = 81,453.69

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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.