Home / 98,631.95-148,053.22-42,499.76

Finding the Fourth Proportional to 98,631.95, 148,053.22 and 42,499.76

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Solution

The fourth proportional to 98,631.95, 148,053.22 and 42,499.76 is: 63,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,631.95 : 148,053.22 = 42,499.76 : x
  2. Step 2: Convert to fraction form
    98,631.95/148,053.22 = 42,499.76/x
  3. Step 3: Cross multiply
    98,631.95x = 148,053.22 × 42,499.76
  4. Step 4: Simplify right side
    98,631.95x = 6,292,225,364.46
  5. Step 5: Solve for x
    x = 6,292,225,364.46/98,631.95
  6. Step 6: Final answer
    x = 63,795.00

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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.