Home / 157,024.14-216,688.68-89,047.32

Finding the Fourth Proportional to 157,024.14, 216,688.68 and 89,047.32

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Solution

The fourth proportional to 157,024.14, 216,688.68 and 89,047.32 is: 122,882.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,024.14 : 216,688.68 = 89,047.32 : x
  2. Step 2: Convert to fraction form
    157,024.14/216,688.68 = 89,047.32/x
  3. Step 3: Cross multiply
    157,024.14x = 216,688.68 × 89,047.32
  4. Step 4: Simplify right side
    157,024.14x = 19,295,546,228.34
  5. Step 5: Solve for x
    x = 19,295,546,228.34/157,024.14
  6. Step 6: Final answer
    x = 122,882.67

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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.