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Finding the Fourth Proportional to 173,802.40, 260,703.60 and 55,482.40

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Solution

The fourth proportional to 173,802.40, 260,703.60 and 55,482.40 is: 83,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,802.40 : 260,703.60 = 55,482.40 : x
  2. Step 2: Convert to fraction form
    173,802.40/260,703.60 = 55,482.40/x
  3. Step 3: Cross multiply
    173,802.40x = 260,703.60 × 55,482.40
  4. Step 4: Simplify right side
    173,802.40x = 14,464,461,416.64
  5. Step 5: Solve for x
    x = 14,464,461,416.64/173,802.40
  6. Step 6: Final answer
    x = 83,223.60

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1.5x scale

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.