Home / 127,527.02-175,982.55-70,937.18

Finding the Fourth Proportional to 127,527.02, 175,982.55 and 70,937.18

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Solution

The fourth proportional to 127,527.02, 175,982.55 and 70,937.18 is: 97,890.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,527.02 : 175,982.55 = 70,937.18 : x
  2. Step 2: Convert to fraction form
    127,527.02/175,982.55 = 70,937.18/x
  3. Step 3: Cross multiply
    127,527.02x = 175,982.55 × 70,937.18
  4. Step 4: Simplify right side
    127,527.02x = 12,483,705,826.21
  5. Step 5: Solve for x
    x = 12,483,705,826.21/127,527.02
  6. Step 6: Final answer
    x = 97,890.67

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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.