Home / 134,878.20-202,547.70-88,337.40

Finding the Fourth Proportional to 134,878.20, 202,547.70 and 88,337.40

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Solution

The fourth proportional to 134,878.20, 202,547.70 and 88,337.40 is: 132,657.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,878.20 : 202,547.70 = 88,337.40 : x
  2. Step 2: Convert to fraction form
    134,878.20/202,547.70 = 88,337.40/x
  3. Step 3: Cross multiply
    134,878.20x = 202,547.70 × 88,337.40
  4. Step 4: Simplify right side
    134,878.20x = 17,892,537,193.98
  5. Step 5: Solve for x
    x = 17,892,537,193.98/134,878.20
  6. Step 6: Final answer
    x = 132,657.00

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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.