Home / 201,500.19-302,001.16-101,688.93

Finding the Fourth Proportional to 201,500.19, 302,001.16 and 101,688.93

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Solution

The fourth proportional to 201,500.19, 302,001.16 and 101,688.93 is: 152,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,500.19 : 302,001.16 = 101,688.93 : x
  2. Step 2: Convert to fraction form
    201,500.19/302,001.16 = 101,688.93/x
  3. Step 3: Cross multiply
    201,500.19x = 302,001.16 × 101,688.93
  4. Step 4: Simplify right side
    201,500.19x = 30,710,174,819.16
  5. Step 5: Solve for x
    x = 30,710,174,819.16/201,500.19
  6. Step 6: Final answer
    x = 152,407.67

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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.