Home / 197,432.94-272,457.51-111,410.16

Finding the Fourth Proportional to 197,432.94, 272,457.51 and 111,410.16

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Solution

The fourth proportional to 197,432.94, 272,457.51 and 111,410.16 is: 153,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,432.94 : 272,457.51 = 111,410.16 : x
  2. Step 2: Convert to fraction form
    197,432.94/272,457.51 = 111,410.16/x
  3. Step 3: Cross multiply
    197,432.94x = 272,457.51 × 111,410.16
  4. Step 4: Simplify right side
    197,432.94x = 30,354,534,782.30
  5. Step 5: Solve for x
    x = 30,354,534,782.30/197,432.94
  6. Step 6: Final answer
    x = 153,746.05

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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.