Home / 197,258.04-272,210.64-111,216.26

Finding the Fourth Proportional to 197,258.04, 272,210.64 and 111,216.26

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Solution

The fourth proportional to 197,258.04, 272,210.64 and 111,216.26 is: 153,475.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,258.04 : 272,210.64 = 111,216.26 : x
  2. Step 2: Convert to fraction form
    197,258.04/272,210.64 = 111,216.26/x
  3. Step 3: Cross multiply
    197,258.04x = 272,210.64 × 111,216.26
  4. Step 4: Simplify right side
    197,258.04x = 30,274,249,313.01
  5. Step 5: Solve for x
    x = 30,274,249,313.01/197,258.04
  6. Step 6: Final answer
    x = 153,475.36

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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.