Home / 98,391.48-147,587.28-42,195.32

Finding the Fourth Proportional to 98,391.48, 147,587.28 and 42,195.32

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Solution

The fourth proportional to 98,391.48, 147,587.28 and 42,195.32 is: 63,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,391.48 : 147,587.28 = 42,195.32 : x
  2. Step 2: Convert to fraction form
    98,391.48/147,587.28 = 42,195.32/x
  3. Step 3: Cross multiply
    98,391.48x = 147,587.28 × 42,195.32
  4. Step 4: Simplify right side
    98,391.48x = 6,227,492,507.53
  5. Step 5: Solve for x
    x = 6,227,492,507.53/98,391.48
  6. Step 6: Final answer
    x = 63,293.01

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1.5x scale

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.