Home / 130,457.35-195,761.27-70,486.00

Finding the Fourth Proportional to 130,457.35, 195,761.27 and 70,486.00

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Solution

The fourth proportional to 130,457.35, 195,761.27 and 70,486.00 is: 105,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,457.35 : 195,761.27 = 70,486.00 : x
  2. Step 2: Convert to fraction form
    130,457.35/195,761.27 = 70,486.00/x
  3. Step 3: Cross multiply
    130,457.35x = 195,761.27 × 70,486.00
  4. Step 4: Simplify right side
    130,457.35x = 13,798,428,325.59
  5. Step 5: Solve for x
    x = 13,798,428,325.59/130,457.35
  6. Step 6: Final answer
    x = 105,769.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.