Home / 121,547.60-182,364.60-59,176.40

Finding the Fourth Proportional to 121,547.60, 182,364.60 and 59,176.40

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Solution

The fourth proportional to 121,547.60, 182,364.60 and 59,176.40 is: 88,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,547.60 : 182,364.60 = 59,176.40 : x
  2. Step 2: Convert to fraction form
    121,547.60/182,364.60 = 59,176.40/x
  3. Step 3: Cross multiply
    121,547.60x = 182,364.60 × 59,176.40
  4. Step 4: Simplify right side
    121,547.60x = 10,791,680,515.44
  5. Step 5: Solve for x
    x = 10,791,680,515.44/121,547.60
  6. Step 6: Final answer
    x = 88,785.63

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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.