Home / 106,783.28-147,353.70-59,030.18

Finding the Fourth Proportional to 106,783.28, 147,353.70 and 59,030.18

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Solution

The fourth proportional to 106,783.28, 147,353.70 and 59,030.18 is: 81,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,783.28 : 147,353.70 = 59,030.18 : x
  2. Step 2: Convert to fraction form
    106,783.28/147,353.70 = 59,030.18/x
  3. Step 3: Cross multiply
    106,783.28x = 147,353.70 × 59,030.18
  4. Step 4: Simplify right side
    106,783.28x = 8,698,315,434.67
  5. Step 5: Solve for x
    x = 8,698,315,434.67/106,783.28
  6. Step 6: Final answer
    x = 81,457.65

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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.