Home / 64,440.06-88,955.18-60,405.04

Finding the Fourth Proportional to 64,440.06, 88,955.18 and 60,405.04

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Solution

The fourth proportional to 64,440.06, 88,955.18 and 60,405.04 is: 83,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,440.06 : 88,955.18 = 60,405.04 : x
  2. Step 2: Convert to fraction form
    64,440.06/88,955.18 = 60,405.04/x
  3. Step 3: Cross multiply
    64,440.06x = 88,955.18 × 60,405.04
  4. Step 4: Simplify right side
    64,440.06x = 5,373,341,206.11
  5. Step 5: Solve for x
    x = 5,373,341,206.11/64,440.06
  6. Step 6: Final answer
    x = 83,385.11

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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.