Home / 172,660.10-238,307.69-116,038.67

Finding the Fourth Proportional to 172,660.10, 238,307.69 and 116,038.67

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Solution

The fourth proportional to 172,660.10, 238,307.69 and 116,038.67 is: 160,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,660.10 : 238,307.69 = 116,038.67 : x
  2. Step 2: Convert to fraction form
    172,660.10/238,307.69 = 116,038.67/x
  3. Step 3: Cross multiply
    172,660.10x = 238,307.69 × 116,038.67
  4. Step 4: Simplify right side
    172,660.10x = 27,652,905,626.64
  5. Step 5: Solve for x
    x = 27,652,905,626.64/172,660.10
  6. Step 6: Final answer
    x = 160,158.06

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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.