Home / 98,541.55-147,813.13-42,377.77

Finding the Fourth Proportional to 98,541.55, 147,813.13 and 42,377.77

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Solution

The fourth proportional to 98,541.55, 147,813.13 and 42,377.77 is: 63,567.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,541.55 : 147,813.13 = 42,377.77 : x
  2. Step 2: Convert to fraction form
    98,541.55/147,813.13 = 42,377.77/x
  3. Step 3: Cross multiply
    98,541.55x = 147,813.13 × 42,377.77
  4. Step 4: Simplify right side
    98,541.55x = 6,263,989,981.11
  5. Step 5: Solve for x
    x = 6,263,989,981.11/98,541.55
  6. Step 6: Final answer
    x = 63,567.00

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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.