Home / 157,572.24-235,803.60-98,435.76

Finding the Fourth Proportional to 157,572.24, 235,803.60 and 98,435.76

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Solution

The fourth proportional to 157,572.24, 235,803.60 and 98,435.76 is: 147,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,572.24 : 235,803.60 = 98,435.76 : x
  2. Step 2: Convert to fraction form
    157,572.24/235,803.60 = 98,435.76/x
  3. Step 3: Cross multiply
    157,572.24x = 235,803.60 × 98,435.76
  4. Step 4: Simplify right side
    157,572.24x = 23,211,506,576.74
  5. Step 5: Solve for x
    x = 23,211,506,576.74/157,572.24
  6. Step 6: Final answer
    x = 147,307.08

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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.