Home / 98,810.01-136,358.14-53,487.98

Finding the Fourth Proportional to 98,810.01, 136,358.14 and 53,487.98

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Solution

The fourth proportional to 98,810.01, 136,358.14 and 53,487.98 is: 73,813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,810.01 : 136,358.14 = 53,487.98 : x
  2. Step 2: Convert to fraction form
    98,810.01/136,358.14 = 53,487.98/x
  3. Step 3: Cross multiply
    98,810.01x = 136,358.14 × 53,487.98
  4. Step 4: Simplify right side
    98,810.01x = 7,293,521,465.16
  5. Step 5: Solve for x
    x = 7,293,521,465.16/98,810.01
  6. Step 6: Final answer
    x = 73,813.59

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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.