Home / 88,045.54-121,484.16-52,247.20

Finding the Fourth Proportional to 88,045.54, 121,484.16 and 52,247.20

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Solution

The fourth proportional to 88,045.54, 121,484.16 and 52,247.20 is: 72,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,045.54 : 121,484.16 = 52,247.20 : x
  2. Step 2: Convert to fraction form
    88,045.54/121,484.16 = 52,247.20/x
  3. Step 3: Cross multiply
    88,045.54x = 121,484.16 × 52,247.20
  4. Step 4: Simplify right side
    88,045.54x = 6,347,207,204.35
  5. Step 5: Solve for x
    x = 6,347,207,204.35/88,045.54
  6. Step 6: Final answer
    x = 72,090.05

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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.