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Finding the Fourth Proportional to 112,510.60, 168,547.20 and 62,501.20

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Solution

The fourth proportional to 112,510.60, 168,547.20 and 62,501.20 is: 93,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,510.60 : 168,547.20 = 62,501.20 : x
  2. Step 2: Convert to fraction form
    112,510.60/168,547.20 = 62,501.20/x
  3. Step 3: Cross multiply
    112,510.60x = 168,547.20 × 62,501.20
  4. Step 4: Simplify right side
    112,510.60x = 10,534,402,256.64
  5. Step 5: Solve for x
    x = 10,534,402,256.64/112,510.60
  6. Step 6: Final answer
    x = 93,630.31

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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.