Home / 114,531.32-158,054.18-63,547.40

Finding the Fourth Proportional to 114,531.32, 158,054.18 and 63,547.40

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Solution

The fourth proportional to 114,531.32, 158,054.18 and 63,547.40 is: 87,695.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,531.32 : 158,054.18 = 63,547.40 : x
  2. Step 2: Convert to fraction form
    114,531.32/158,054.18 = 63,547.40/x
  3. Step 3: Cross multiply
    114,531.32x = 158,054.18 × 63,547.40
  4. Step 4: Simplify right side
    114,531.32x = 10,043,931,090.12
  5. Step 5: Solve for x
    x = 10,043,931,090.12/114,531.32
  6. Step 6: Final answer
    x = 87,695.94

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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.