Home / 197,547.74-272,615.87-106,903.70

Finding the Fourth Proportional to 197,547.74, 272,615.87 and 106,903.70

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Solution

The fourth proportional to 197,547.74, 272,615.87 and 106,903.70 is: 147,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,547.74 : 272,615.87 = 106,903.70 : x
  2. Step 2: Convert to fraction form
    197,547.74/272,615.87 = 106,903.70/x
  3. Step 3: Cross multiply
    197,547.74x = 272,615.87 × 106,903.70
  4. Step 4: Simplify right side
    197,547.74x = 29,143,646,130.52
  5. Step 5: Solve for x
    x = 29,143,646,130.52/197,547.74
  6. Step 6: Final answer
    x = 147,527.10

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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.