Home / 130,477.96-195,792.27-70,506.64

Finding the Fourth Proportional to 130,477.96, 195,792.27 and 70,506.64

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Solution

The fourth proportional to 130,477.96, 195,792.27 and 70,506.64 is: 105,800.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,477.96 : 195,792.27 = 70,506.64 : x
  2. Step 2: Convert to fraction form
    130,477.96/195,792.27 = 70,506.64/x
  3. Step 3: Cross multiply
    130,477.96x = 195,792.27 × 70,506.64
  4. Step 4: Simplify right side
    130,477.96x = 13,804,655,095.67
  5. Step 5: Solve for x
    x = 13,804,655,095.67/130,477.96
  6. Step 6: Final answer
    x = 105,800.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.