Home / 157,820.04-236,742.08-52,639.11

Finding the Fourth Proportional to 157,820.04, 236,742.08 and 52,639.11

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Solution

The fourth proportional to 157,820.04, 236,742.08 and 52,639.11 is: 78,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,820.04 : 236,742.08 = 52,639.11 : x
  2. Step 2: Convert to fraction form
    157,820.04/236,742.08 = 52,639.11/x
  3. Step 3: Cross multiply
    157,820.04x = 236,742.08 × 52,639.11
  4. Step 4: Simplify right side
    157,820.04x = 12,461,892,127.55
  5. Step 5: Solve for x
    x = 12,461,892,127.55/157,820.04
  6. Step 6: Final answer
    x = 78,962.67

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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.