Home / 114,109.66-157,459.26-63,114.28

Finding the Fourth Proportional to 114,109.66, 157,459.26 and 63,114.28

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Solution

The fourth proportional to 114,109.66, 157,459.26 and 63,114.28 is: 87,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,109.66 : 157,459.26 = 63,114.28 : x
  2. Step 2: Convert to fraction form
    114,109.66/157,459.26 = 63,114.28/x
  3. Step 3: Cross multiply
    114,109.66x = 157,459.26 × 63,114.28
  4. Step 4: Simplify right side
    114,109.66x = 9,937,927,824.23
  5. Step 5: Solve for x
    x = 9,937,927,824.23/114,109.66
  6. Step 6: Final answer
    x = 87,091.03

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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.