Home / 114,279.30-157,715.19-66,547.62

Finding the Fourth Proportional to 114,279.30, 157,715.19 and 66,547.62

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Solution

The fourth proportional to 114,279.30, 157,715.19 and 66,547.62 is: 91,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,279.30 : 157,715.19 = 66,547.62 : x
  2. Step 2: Convert to fraction form
    114,279.30/157,715.19 = 66,547.62/x
  3. Step 3: Cross multiply
    114,279.30x = 157,715.19 × 66,547.62
  4. Step 4: Simplify right side
    114,279.30x = 10,495,570,532.35
  5. Step 5: Solve for x
    x = 10,495,570,532.35/114,279.30
  6. Step 6: Final answer
    x = 91,841.40

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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.