Home / 88,068.12-121,534.02-50,343.18

Finding the Fourth Proportional to 88,068.12, 121,534.02 and 50,343.18

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Solution

The fourth proportional to 88,068.12, 121,534.02 and 50,343.18 is: 69,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068.12 : 121,534.02 = 50,343.18 : x
  2. Step 2: Convert to fraction form
    88,068.12/121,534.02 = 50,343.18/x
  3. Step 3: Cross multiply
    88,068.12x = 121,534.02 × 50,343.18
  4. Step 4: Simplify right side
    88,068.12x = 6,118,409,044.98
  5. Step 5: Solve for x
    x = 6,118,409,044.98/88,068.12
  6. Step 6: Final answer
    x = 69,473.60

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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.